diff --git a/dist/macy.dev.js b/dist/macy.dev.js
new file mode 100644
index 0000000..89a98ed
--- /dev/null
+++ b/dist/macy.dev.js
@@ -0,0 +1,956 @@
+'use strict';
+
+/**
+ * Element Factory
+ * @param  {String} parameter       - Element Selector
+ * @param  {HTMLElement} context    - The parent to find the selector in
+ * @return {HTMLElement/HTMLCollection}
+ */
+const $e = function (parameter, context) {
+  if (!(this instanceof $e)) {
+    return new $e(parameter, context);
+  }
+
+  if (parameter && parameter.nodeName) {
+    return parameter;
+  }
+
+  // Allow for spaces before or after
+  parameter = parameter.replace(/^\s*/, '').replace(/\s*$/, '');
+
+  if (context) {
+    return this.byCss(parameter, context);
+  }
+
+  for (var key in this.selectors) {
+    // Reusing it to save space
+    context = key.split('/');
+    if ((new RegExp(context[1], context[2])).test(parameter)) {
+      return this.selectors[key](parameter);
+    }
+  }
+
+  return this.byCss(parameter);
+};
+
+/**
+ * Get an element by using querySelectorAll
+ * @param  {String} parameter       - Element Selector
+ * @param  {HTMLElement} context    - The parent to find the selector in
+ * @return {NodeList}
+ */
+$e.prototype.byCss = function (parameter, context) {
+  return (context || document).querySelectorAll(parameter);
+};
+
+
+$e.prototype.selectors = {};
+
+/**
+ * Get an element by using getElementsByClassName
+ * @param  {String} param   - Element Selector
+ * @return {HTMLCollection}
+ */
+$e.prototype.selectors[/^\.[\w\-]+$/] = function (param) {
+  return document.getElementsByClassName(param.substring(1));
+};
+
+/**
+ * Get an element by using getElementsByTagName
+ * @param  {String} param   - Element Selector
+ * @return {HTMLCollection}       [description]
+ */
+$e.prototype.selectors[/^\w+$/] = function (param) {
+  return document.getElementsByTagName(param);
+};
+
+/**
+ * Get an element by using getElementsByTagName
+ * @param  {String} param   - Element Selector
+ * @return {HTMLElement}
+ */
+$e.prototype.selectors[/^\#[\w\-]+$/] = function (param) {
+  return document.getElementById(param.substring(1));
+};
+
+/**
+ * Waits until wait stops being called before calling desired function
+ * @param  {Function} func  - Function to run after the Wait stops being called
+ * @param  {Integer}  delta - Time to wait after wait call to run the function
+ * @return {Function}       - function that runs the desired function after it has stopped being called
+ */
+function wait (func, delta) {
+  let to;
+
+  return function () {
+    if (to) {
+      clearTimeout(to);
+    }
+
+    to = setTimeout(func, delta);
+  };
+}
+
+const foreach = (iterable, callback) => {
+  let i = iterable.length, len = i;
+
+  while (i--) {
+    callback(iterable[len - i - 1]);
+  }
+};
+
+function map (iterable, callback) {
+  let i = iterable.length, len = i;
+  let returns = [];
+
+
+  while (i--) {
+    returns.push(callback(iterable[len - i - 1]));
+  }
+
+  return returns;
+}
+
+/**
+ * The queue function allows to for recalculate to run one at a time to avoid conflicts.
+ * @param events {Mixed} a single function or an array of functions
+ * @constructor
+ */
+const Queue = function (events = false) {
+  this.running = false;
+  this.events = [];
+  this.add(events);
+};
+
+/**
+ * Run all the events one after the other.
+ */
+Queue.prototype.run = function () {
+  if (!this.running && this.events.length > 0) {
+    const fn = this.events.shift();
+    this.running = true;
+    fn();
+    this.running = false;
+
+    this.run();
+  }
+};
+
+/**
+ * Add a event to the queue and try to run the que
+ * @param event {Mixed} a single function or an array of functions
+ */
+Queue.prototype.add = function (event = false) {
+  if (!event) {
+    return false;
+  }
+
+  if (Array.isArray(event)) {
+    return foreach(event, (evt) => this.add(evt));
+  }
+
+  this.events.push(event);
+  this.run();
+};
+
+/**
+ * Clear all events from the queue
+ */
+Queue.prototype.clear = function () {
+  this.events = [];
+};
+
+/**
+ * Event object that will be passed to callbacks
+ * @param instance {Macy} - Macy instance
+ * @param data {Object}
+ * @returns {Event}
+ * @constructor
+ */
+const Event = function (instance, data = {}) {
+  this.instance = instance;
+  this.data = data;
+
+  return this;
+};
+
+/**
+ * Event manager
+ * @param instance {Function/boolean}
+ * @constructor
+ */
+const EventManager = function (instance = false) {
+  this.events = {};
+  this.instance = instance;
+};
+
+/**
+ * Event listener for macy events
+ * @param key {String/boolean} - Event name to listen to
+ * @param func {Function/boolean} - Function to be called when event happens
+ */
+EventManager.prototype.on = function (key = false, func = false) {
+  if (!key || !func) {
+    return false;
+  }
+
+  if (!Array.isArray(this.events[key])) {
+    this.events[key] = [];
+  }
+
+  return this.events[key].push(func);
+};
+
+/**
+ * Emit an event to macy.
+ * @param key {String/boolean} - Event name to listen to
+ * @param data {Object} - Extra data to be passed to the event object that is passed to the event listener.
+ */
+EventManager.prototype.emit = function (key = false, data = {}) {
+  if (!key || !Array.isArray(this.events[key])) {
+    return false;
+  }
+
+  const evt = new Event(this.instance, data);
+  foreach(this.events[key], (fn) => fn(evt));
+};
+
+/**
+ * Checks if an image has loaded by checking the height and width
+ * @param img {Node} - Image element
+ */
+const imageHasLoaded = (img) => !('naturalHeight' in img && img.naturalHeight + img.naturalWidth === 0) || img.width + img.height !== 0;
+
+/**
+ * Returns a promise the emits events to macy context if loaded/errors
+ * @param ctx {Object} - Macy instance
+ * @param image {Node} - Image Element
+ * @param emitOnLoad {Boolean} - Should promise fire image load event
+ * @returns {Promise}
+ */
+const promise = (ctx, image, emitOnLoad = false) => {
+  return new Promise((resolve, reject) => {
+    if (image.complete) {
+
+      if (!imageHasLoaded(image)) {
+        return reject(image);
+      }
+
+      return resolve(image);
+    }
+
+    image.addEventListener('load', () => {
+      if (imageHasLoaded(image)) {
+        return resolve(image);
+      }
+
+      return reject(image);
+    });
+
+    image.addEventListener('error', () => {
+      return reject(image);
+    });
+  }).then((img) => {
+    if (emitOnLoad) {
+      ctx.emit(ctx.constants.EVENT_IMAGE_LOAD, { img });
+    }
+  }).catch((img) => ctx.emit(ctx.constants.EVENT_IMAGE_ERROR, { img }));
+};
+
+/**
+ * Returns an array of promises for images loaded
+ * @param ctx {Object} - Macy instance
+ * @param images {NodeList}
+ * @param emitOnLoad {Boolean} - Should promise fire image load event
+ * @returns {Array}
+ */
+const getImagePromises = (ctx, images, emitOnLoad = false) => {
+  return map(images, (image) => promise(ctx, image, emitOnLoad));
+};
+
+/**
+ * Returns a promise that emits an images complete event when all images are loaded.
+ * @param ctx {Object} - Macy instance
+ * @param images {NodeList}
+ * @param emitOnLoad {Boolean} - Should promise fire image load event
+ */
+const imageLoaderPromise = (ctx, images, emitOnLoad = false) => Promise.all(getImagePromises(ctx, images, emitOnLoad)).then(() => {
+  ctx.emit(ctx.constants.EVENT_IMAGE_COMPLETE);
+});
+
+/**
+ * Sets up the image loading promise.
+ * @param ctx {Object} - Macy instance
+ * @param imgs {NodeList}
+ * @param during {Boolean} - Should promise fire image load event
+ */
+function imagesLoadedNew (ctx, imgs, during = false) {
+  if (!!window.Promise) {
+    return imageLoaderPromise(ctx, imgs, during);
+  }
+
+  ctx.recalculate(true, true);
+}
+
+/**
+ * create a resize event that adds recalculate to the event queue;
+ * @param ctx {Object} - Macy instance
+ */
+const createResizeEvent = (ctx) => wait(() => {
+  ctx.emit(ctx.constants.EVENT_RESIZE);
+  ctx.queue.add(() => ctx.recalculate(true, true));
+}, 100);
+
+/**
+ * Setup the containing element with the correct styles and attaches it to the macy instance
+ * @param ctx {Object} - Macy instance
+ */
+const setupContainer = (ctx) => {
+  // this.options = opts;
+  ctx.container = $e(ctx.options.container);
+
+  // Checks if container element exists
+  if (ctx.container instanceof $e || !ctx.container) {
+    return ctx.options.debug ? console.error('Error: Container not found') : false;
+  }
+
+
+  if (ctx.container.length) {
+    ctx.container = ctx.container[0];
+  }
+
+  // Set container options selector to container element
+  ctx.options.container = ctx.container;
+
+  ctx.container.style.position = 'relative';
+};
+
+/**
+ * Generates the basic state objects for macy to run
+ * @param ctx {Object} - Macy instance
+ */
+const setupState = (ctx) => {
+  ctx.queue = new Queue();
+  ctx.events = new EventManager(ctx);
+  ctx.rows = [];
+  ctx.resizer = createResizeEvent(ctx);
+};
+
+/**
+ * Sets up event listeners for resize and image loading (if required)
+ * @param ctx {Object} - Macy instance
+ */
+const setupEventListeners = (ctx) => {
+  let imgs = $e('img', ctx.container);
+
+  window.addEventListener('resize', ctx.resizer);
+  ctx.on(ctx.constants.EVENT_IMAGE_LOAD, () => ctx.recalculate(false, false));
+  ctx.on(ctx.constants.EVENT_IMAGE_COMPLETE, () => ctx.recalculate(true, true));
+
+  if (!ctx.options.useOwnImageLoader) {
+    imagesLoadedNew(ctx, imgs, !ctx.options.waitForImages);
+  }
+
+  ctx.emit(ctx.constants.EVENT_INITIALIZED);
+};
+
+const setup = (ctx) => {
+  setupContainer(ctx);
+  setupState(ctx);
+  setupEventListeners(ctx);
+};
+
+/**
+ * Checks if item is an object
+ * @param obj {Mixed}
+ */
+const isObject = obj => obj === Object(obj) && Object.prototype.toString.call(obj) !== '[object Array]';
+
+/**
+ * Replaces responsiveOptions with temporary options where applicable.
+ * @param tempOpts
+ * @param responsiveOptions
+ */
+const replaceOptionsResponsively = (tempOpts, responsiveOptions) => {
+  if (!isObject(tempOpts)) {
+    responsiveOptions.columns = tempOpts;
+  }
+
+  if (isObject(tempOpts) && tempOpts.columns) {
+    responsiveOptions.columns = tempOpts.columns;
+  }
+
+  if (isObject(tempOpts) && tempOpts.margin && !isObject(tempOpts.margin)) {
+    responsiveOptions.margin = {
+      x: tempOpts.margin,
+      y: tempOpts.margin
+    };
+  }
+
+  if (isObject(tempOpts) && tempOpts.margin && isObject(tempOpts.margin) && tempOpts.margin.x) {
+    responsiveOptions.margin.x = tempOpts.margin.x;
+  }
+
+  if (isObject(tempOpts) && tempOpts.margin && isObject(tempOpts.margin) && tempOpts.margin.y) {
+    responsiveOptions.margin.y = tempOpts.margin.y;
+  }
+};
+
+/**
+ * Return the current spacing options based on document size, in a mobile first manner.
+ * @param  {Object} args - This passes the macy instance options, responsiveOptions object, the width keys and document width.
+ * @return {Object}         - Object containing the current spacing options
+ */
+function getOptionsAsMobileFirst ({ options, responsiveOptions, keys, docWidth }) {
+  let tempOpts;
+
+  for (let i = 0; i < keys.length; i++) {
+    let widths = parseInt(keys[i], 10);
+
+    if (docWidth >= widths) {
+      tempOpts = options.breakAt[widths];
+      replaceOptionsResponsively(tempOpts, responsiveOptions);
+    }
+  }
+
+  return responsiveOptions;
+}
+
+/**
+ * Return the current spacing options based on document size, in a desktop first manner.
+ * @param  {Object} args - This passes the macy instance options, responsiveOptions object, the width keys and document width.
+ * @return {Object}         - Object containing the current spacing options
+ */
+function getOptionsAsDesktopFirst ({ options, responsiveOptions, keys, docWidth }) {
+  let tempOpts;
+
+  for (let i = keys.length - 1; i >= 0; i--) {
+    let widths = parseInt(keys[i], 10);
+
+    if (docWidth <= widths) {
+      tempOpts = options.breakAt[widths];
+      replaceOptionsResponsively(tempOpts, responsiveOptions);
+    }
+  }
+
+  return responsiveOptions;
+}
+
+/**
+ * Return the current spacing options based on document size.
+ * @param  {Object} options - Macy instance's options
+ * @return {Object}         - Object containing the current spacing options
+ */
+function getResponsiveOptions (options) {
+  let docWidth = options.useContainerForBreakpoints ? options.container.clientWidth : window.innerWidth;
+  let responsiveOptions = {
+    columns: options.columns,
+  };
+
+  if (!isObject(options.margin)) {
+    responsiveOptions.margin = {
+      x: options.margin,
+      y: options.margin
+    };
+  } else {
+    responsiveOptions.margin = {
+      x: options.margin.x,
+      y: options.margin.y
+    };
+  }
+
+  let keys = Object.keys(options.breakAt);
+
+  if (options.mobileFirst) {
+    return getOptionsAsMobileFirst({ options, responsiveOptions, keys, docWidth });
+  }
+
+  return getOptionsAsDesktopFirst({ options, responsiveOptions, keys, docWidth });
+}
+
+/**
+ * Return the current number of columns macy should be
+ * @param  {Object} options - Macy instance's options
+ * @return {Integer}        - Number of columns
+ */
+function getCurrentColumns (options) {
+  let noOfColumns = getResponsiveOptions(options).columns;
+  return noOfColumns;
+}
+
+/**
+ * Return the current margin dimensions macy should use
+ * @param  {Object} options - Macy instance's options
+ * @return {Object}         - Object containing x & y margins
+ */
+function getCurrentMargin (options) {
+  let margin = getResponsiveOptions(options).margin;
+  return margin;
+}
+
+/**
+ * Get the width of each column based on the number of columns
+ * @param  {Object} options           - Macy instance's options
+ * @param  {Boolean} marginsIncluded  - Include margins into the calculations
+ * @return {String}                   - The correct number css style for column width
+ */
+function getWidths (options, marginsIncluded = true) {
+  let noOfColumns = getCurrentColumns(options);
+  let margins = getCurrentMargin(options).x;
+  let width = 100 / noOfColumns;
+
+  if (!marginsIncluded) {
+    return width;
+  }
+
+  if (noOfColumns === 1) {
+    return '100%';
+  }
+
+  let unit = 'px';
+
+  if (typeof margins === 'string') {
+    let tempBase = parseFloat(margins);
+    unit = margins.replace(tempBase, '');
+    margins = tempBase;
+  }
+
+  margins = (noOfColumns - 1) * margins / noOfColumns;
+
+  if (unit === '%') {
+    return `${width - margins}%`;
+  }
+
+  return `calc(${width}% - ${margins}${unit})`;
+}
+/**
+ * Get the left position based on which column and column width
+ * @param  {Macy}    ctx  - Macy instance
+ * @param  {Integer} col  - Current Number of Columns
+ * @return {String}       - The correct number css style for column position
+ */
+function getLeftPosition (ctx, col) {
+  let noOfColumns = getCurrentColumns(ctx.options);
+  let totalLeft = 0;
+  let margin, str, baseMargin;
+
+  col++;
+
+  if (col === 1) {
+    return 0;
+  }
+
+  baseMargin = getCurrentMargin(ctx.options).x;
+  let unit = 'px';
+
+  if (typeof baseMargin === 'string') {
+    let tempBase = parseFloat(baseMargin, 10);
+    unit = baseMargin.replace(tempBase, '');
+    baseMargin = tempBase;
+  }
+
+
+  margin = (baseMargin - (noOfColumns - 1) * baseMargin / noOfColumns) * (col - 1);
+  totalLeft += getWidths(ctx.options, false) * (col - 1);
+  if (unit === '%') {
+    str = `${totalLeft + margin}%`;
+  } else {
+    str = `calc(${totalLeft}% + ${margin}${unit})`;
+  }
+
+  return str;
+}
+
+/**
+ * Sets the containers height based on the last item in the container
+ * @param {Macy} ctx  - Macy instance
+ */
+function setContainerHeight (ctx) {
+  let largest = 0;
+  let {container, rows} = ctx;
+
+  foreach(rows, (row) => {
+    largest = row > largest ? row : largest;
+  });
+
+  container.style.height = `${largest}px`;
+}
+
+/**
+ * Get Element computed style
+ * @param  {HTMLElement} element  - Element
+ * @param  {String}      property - Property to fetch
+ * @return {String}               - Desired Element Property
+ */
+var prop = (element, property) => {
+  return window.getComputedStyle(element, null).getPropertyValue(property)
+};
+
+/**
+ * Sets up the required data for the shuffle and sort method
+ * @param  {Macy}     ctx     - Macy Instance
+ * @param  {Integer}  cols    - Number of columns
+ * @param  {Boolean} refresh  - Should columns and rows be reset
+ */
+const setUpRows = (ctx, cols, refresh = false) => {
+  if (!ctx.lastcol) {
+    ctx.lastcol = 0;
+  }
+
+  if (ctx.rows.length < 1) {
+    refresh = true;
+  }
+
+  // Reset rows
+  if (refresh) {
+    ctx.rows = [];
+    ctx.cols = [];
+    ctx.lastcol = 0;
+
+    for (var i = cols - 1; i >= 0; i--) {
+      ctx.rows[i] = 0;
+      ctx.cols[i] = getLeftPosition(ctx, i);
+    }
+
+    return;
+  }
+
+  if (ctx.tmpRows) {
+    ctx.rows = [];
+
+    for (var i = cols - 1; i >= 0; i--) {
+      ctx.rows[i] = ctx.tmpRows[i];
+    }
+    return
+  }
+
+  ctx.tmpRows = [];
+  for (var i = cols - 1; i >= 0; i--) {
+    ctx.tmpRows[i] = ctx.rows[i];
+  }
+};
+
+/**
+ * A Sorting method when trueOrder = false
+ * @param  {Macy}      ctx              - Macy Instance
+ * @param  {NodeList}  $eles            - Element List to sort
+ * @param  {Boolean}   refresh          - Show all columns and rows be refreshed and recalculated
+ * @param  {Boolean}   markasComplete   - Mark elements as complete
+ */
+function shuffle (ctx, $eles, refresh = false, markasComplete = true) {
+  let cols = getCurrentColumns(ctx.options);
+  let margin = getCurrentMargin(ctx.options).y;
+  setUpRows(ctx, cols, refresh);
+
+  foreach($eles, (ele) => {
+    let smallest = 0;
+    let eleHeight = parseInt(ele.offsetHeight, 10);
+
+    if (isNaN(eleHeight)) return;
+
+    ctx.rows.forEach((v, k) => {
+      if (v < ctx.rows[smallest]) {
+        smallest = k;
+      }
+    });
+
+    ele.style.position = 'absolute';
+    ele.style.top = `${ctx.rows[smallest]}px`;
+    ele.style.left = `${ctx.cols[smallest]}`;
+    ctx.rows[smallest] += !isNaN(eleHeight) ? eleHeight + margin : 0;
+
+    if (markasComplete) {
+      ele.dataset.macyComplete = 1;
+    }
+  });
+
+  if (markasComplete) {
+    ctx.tmpRows = null;
+  }
+
+  setContainerHeight(ctx);
+}
+
+/**
+ * A Sorting method when trueOrder = true
+ * @param  {Macy}      ctx              - Macy Instance
+ * @param  {NodeList}  $eles            - Element List to sort
+ * @param  {Boolean}   refresh          - Show all columns and rows be refreshed and recalculated
+ * @param  {Boolean}   markasComplete   - Mark elements as complete
+ */
+function sort (ctx, $eles, refresh = false, markasComplete = true) {
+  let cols = getCurrentColumns(ctx.options);
+  let margin = getCurrentMargin(ctx.options).y;
+  setUpRows(ctx, cols, refresh);
+
+  foreach($eles, (ele) => {
+
+    if (ctx.lastcol === cols) {
+      ctx.lastcol = 0;
+    }
+
+    let eleHeight = prop(ele, 'height');
+    eleHeight = parseInt(ele.offsetHeight, 10);
+
+    if (isNaN(eleHeight)) return;
+    ele.style.position = 'absolute';
+    ele.style.top = `${ctx.rows[ctx.lastcol]}px`;
+    ele.style.left = `${ctx.cols[ctx.lastcol]}`;
+    ctx.rows[ctx.lastcol] += !isNaN(eleHeight) ? eleHeight + margin : 0;
+    ctx.lastcol += 1;
+
+    if (markasComplete) {
+      ele.dataset.macyComplete = 1;
+    }
+  });
+
+  if (markasComplete) {
+    ctx.tmpRows = null;
+  }
+
+  setContainerHeight(ctx);
+}
+
+/**
+ * Calculates the column widths and positions dependant on options.
+ * @param  {Macy}  ctx       - Macy instance
+ * @param  {Boolean} refresh - Should calculate recalculate all elements
+ * @param  {Boolean} loaded  - Should all elements be marked as complete
+ */
+const calculate = (ctx, refresh = false, loaded = true) => {
+  let children = refresh ? ctx.container.children : $e(':scope > *:not([data-macy-complete="1"])', ctx.container);
+
+  // Filter out hidden children.
+  children = Array.from(children).filter(child => child.offsetParent !== null);
+
+  let eleWidth = getWidths(ctx.options);
+
+  foreach(children, (child) => {
+    if (refresh) {
+      child.dataset.macyComplete = 0;
+    }
+    child.style.width = eleWidth;
+  });
+
+  if (ctx.options.trueOrder) {
+    sort(ctx, children, refresh, loaded);
+    return ctx.emit(ctx.constants.EVENT_RECALCULATED);//cols.sort(ctx, children, refresh, loaded);
+  }
+
+  shuffle(ctx, children, refresh, loaded);
+  return ctx.emit(ctx.constants.EVENT_RECALCULATED); //cols.shuffle(ctx, children, refresh, loaded);
+};
+
+/**
+ * Polyfill from https://github.com/jonathantneal/element-qsa-scope
+ */
+/* eslint-disable */
+const init = () => {
+  try {
+    // test for scope support
+    document.createElement('a').querySelector(':scope *');
+  } catch (error) {
+    (function() {
+      // scope regex
+      var scope = /:scope\b/gi;
+
+      // polyfilled <Element>.querySelector
+      var querySelectorWithScope = polyfill(Element.prototype.querySelector);
+
+      Element.prototype.querySelector = function querySelector(selectors) {
+        return querySelectorWithScope.apply(this, arguments);
+      };
+
+      // polyfilled <Element>.querySelectorAll
+      var querySelectorAllWithScope = polyfill(Element.prototype.querySelectorAll);
+
+      Element.prototype.querySelectorAll = function querySelectorAll(selectors) {
+        return querySelectorAllWithScope.apply(this, arguments);
+      };
+
+      function polyfill(originalQuerySelector) {
+        return function(selectors) {
+          // whether selectors contain :scope
+          var hasScope = selectors && scope.test(selectors);
+
+          if (hasScope) {
+            // element id
+            var id = this.getAttribute('id');
+
+            if (!id) {
+              // update id if falsey or missing
+              this.id = 'q' + Math.floor(Math.random() * 9000000) + 1000000;
+            }
+
+            // modify arguments
+            arguments[0] = selectors.replace(scope, '#' + this.id);
+
+            // result of the original query selector
+            var elementOrNodeList = originalQuerySelector.apply(this, arguments);
+
+            if (id === null) {
+              // remove id if missing
+              this.removeAttribute('id');
+            } else if (!id) {
+              // restore id if falsey
+              this.id = id;
+            }
+
+            return elementOrNodeList;
+          } else {
+            // result of the original query sleector
+            return originalQuerySelector.apply(this, arguments);
+          }
+        };
+      }
+    })();
+  }
+};
+
+const isSupported = () => !!window.Promise;
+
+if (!Array.from) {
+  Array.from=n=>{let i=0,a=[];for (;i<n.length;)a.push(n[i++]);return a;};
+}
+
+
+const defaults = {
+  columns: 4,
+  margin: 2,
+  trueOrder: false,
+  waitForImages: false,
+  useImageLoader: true,
+  breakAt: {},
+  useOwnImageLoader: false,
+  onInit: false,
+  cancelLegacy: false,
+  useContainerForBreakpoints: false,
+};
+
+init();
+
+/**
+ * Masonary Factory
+ * @param {Object} opts - The configuration object for macy.
+ */
+const Macy = function (opts = defaults) {
+  /**
+   * Create instance of macy if not instantiated with new Macy
+   */
+  if (!(this instanceof Macy)) {
+    return new Macy(opts)
+  }
+
+  this.options = {};
+  Object.assign(this.options, defaults, opts);
+
+  if (this.options.cancelLegacy && !isSupported()) {
+    return;
+  }
+
+  setup(this);
+};
+
+
+Macy.init = function (options) {
+  console.warn('Depreciated: Macy.init will be removed in v3.0.0 opt to use Macy directly like so Macy({ /*options here*/ }) ');
+  return new Macy(options);
+};
+
+/**
+ * Public method for recalculating image positions when the images have loaded.
+ * @param  {Boolean} waitUntilFinish - if true it will not recalculate until all images are finished loading
+ * @param  {Boolean} refresh         - If true it will recalculate the entire container instead of just new elements.
+ */
+Macy.prototype.recalculateOnImageLoad = function (waitUntilFinish = false) {
+  let imgs = $e('img', this.container);
+  return imagesLoadedNew(this, imgs, !waitUntilFinish);
+};
+
+/**
+ * Run a function on every image load or once all images are loaded
+ * @param  {Function}  func      - Function to run on image load
+ * @param  {Boolean} everyLoad   - If true it will run everytime an image loads
+ */
+Macy.prototype.runOnImageLoad = function (func, everyLoad = false) {
+  let imgs = $e('img', this.container);
+  this.on(this.constants.EVENT_IMAGE_COMPLETE, func);
+
+  if (everyLoad) {
+    this.on(this.constants.EVENT_IMAGE_LOAD, func);
+  }
+
+  return imagesLoadedNew(this, imgs, everyLoad);
+};
+
+/**
+ * Recalculates masonory positions
+ * @param  {Boolean} refresh - Recalculates All elements within the container
+ * @param  {Boolean} loaded  - When true it sets the recalculated elements to be marked as complete
+ */
+Macy.prototype.recalculate = function (refresh = false, loaded = true) {
+  if (loaded) {
+    this.queue.clear();
+  }
+
+  return this.queue.add(() => calculate(this, refresh, loaded));
+};
+
+/**
+ * Destroys macy instance
+ */
+Macy.prototype.remove = function () {
+  window.removeEventListener('resize', this.resizer);
+
+  foreach(this.container.children, (child) => {
+    child.removeAttribute('data-macy-complete');
+    child.removeAttribute('style');
+  });
+
+  this.container.removeAttribute('style');
+};
+
+/**
+ * ReInitializes the macy instance using the already defined options
+ */
+Macy.prototype.reInit = function () {
+  this.recalculate(true, true);
+  this.emit(this.constants.EVENT_INITIALIZED);
+  window.addEventListener('resize', this.resizer);
+  this.container.style.position = 'relative';
+};
+
+/**
+ * Event listener for macy events
+ * @param key {String} - Event name to listen to
+ * @param func {Function} - Function to be called when event happens
+ */
+Macy.prototype.on = function (key, func) {
+  this.events.on(key, func);
+};
+
+/**
+ * Emit an event to macy.
+ * @param key {String} - Event name to listen to
+ * @param data {Object} - Extra data to be passed to the event object that is passed to the event listener.
+ */
+Macy.prototype.emit = function (key, data) {
+  this.events.emit(key, data);
+};
+
+/**
+ * Macy constants
+ * @type {{EVENT_INITIALIZED: string, EVENT_RECALCULATED: string, EVENT_IMAGE_LOAD: string, EVENT_IMAGE_ERROR: string, EVENT_IMAGE_COMPLETE: string, EVENT_RESIZE: string}}
+ */
+Macy.constants = {
+  EVENT_INITIALIZED: 'macy.initialized',
+  EVENT_RECALCULATED: 'macy.recalculated',
+  EVENT_IMAGE_LOAD: 'macy.image.load',
+  EVENT_IMAGE_ERROR: 'macy.image.error',
+  EVENT_IMAGE_COMPLETE: 'macy.images.complete',
+  EVENT_RESIZE: 'macy.resize',
+};
+
+Macy.prototype.constants = Macy.constants;
+
+module.exports = Macy;
diff --git a/dist/macy.esm.js b/dist/macy.esm.js
new file mode 100644
index 0000000..8a80291
--- /dev/null
+++ b/dist/macy.esm.js
@@ -0,0 +1,954 @@
+/**
+ * Element Factory
+ * @param  {String} parameter       - Element Selector
+ * @param  {HTMLElement} context    - The parent to find the selector in
+ * @return {HTMLElement/HTMLCollection}
+ */
+const $e = function (parameter, context) {
+  if (!(this instanceof $e)) {
+    return new $e(parameter, context);
+  }
+
+  if (parameter && parameter.nodeName) {
+    return parameter;
+  }
+
+  // Allow for spaces before or after
+  parameter = parameter.replace(/^\s*/, '').replace(/\s*$/, '');
+
+  if (context) {
+    return this.byCss(parameter, context);
+  }
+
+  for (var key in this.selectors) {
+    // Reusing it to save space
+    context = key.split('/');
+    if ((new RegExp(context[1], context[2])).test(parameter)) {
+      return this.selectors[key](parameter);
+    }
+  }
+
+  return this.byCss(parameter);
+};
+
+/**
+ * Get an element by using querySelectorAll
+ * @param  {String} parameter       - Element Selector
+ * @param  {HTMLElement} context    - The parent to find the selector in
+ * @return {NodeList}
+ */
+$e.prototype.byCss = function (parameter, context) {
+  return (context || document).querySelectorAll(parameter);
+};
+
+
+$e.prototype.selectors = {};
+
+/**
+ * Get an element by using getElementsByClassName
+ * @param  {String} param   - Element Selector
+ * @return {HTMLCollection}
+ */
+$e.prototype.selectors[/^\.[\w\-]+$/] = function (param) {
+  return document.getElementsByClassName(param.substring(1));
+};
+
+/**
+ * Get an element by using getElementsByTagName
+ * @param  {String} param   - Element Selector
+ * @return {HTMLCollection}       [description]
+ */
+$e.prototype.selectors[/^\w+$/] = function (param) {
+  return document.getElementsByTagName(param);
+};
+
+/**
+ * Get an element by using getElementsByTagName
+ * @param  {String} param   - Element Selector
+ * @return {HTMLElement}
+ */
+$e.prototype.selectors[/^\#[\w\-]+$/] = function (param) {
+  return document.getElementById(param.substring(1));
+};
+
+/**
+ * Waits until wait stops being called before calling desired function
+ * @param  {Function} func  - Function to run after the Wait stops being called
+ * @param  {Integer}  delta - Time to wait after wait call to run the function
+ * @return {Function}       - function that runs the desired function after it has stopped being called
+ */
+function wait (func, delta) {
+  let to;
+
+  return function () {
+    if (to) {
+      clearTimeout(to);
+    }
+
+    to = setTimeout(func, delta);
+  };
+}
+
+const foreach = (iterable, callback) => {
+  let i = iterable.length, len = i;
+
+  while (i--) {
+    callback(iterable[len - i - 1]);
+  }
+};
+
+function map (iterable, callback) {
+  let i = iterable.length, len = i;
+  let returns = [];
+
+
+  while (i--) {
+    returns.push(callback(iterable[len - i - 1]));
+  }
+
+  return returns;
+}
+
+/**
+ * The queue function allows to for recalculate to run one at a time to avoid conflicts.
+ * @param events {Mixed} a single function or an array of functions
+ * @constructor
+ */
+const Queue = function (events = false) {
+  this.running = false;
+  this.events = [];
+  this.add(events);
+};
+
+/**
+ * Run all the events one after the other.
+ */
+Queue.prototype.run = function () {
+  if (!this.running && this.events.length > 0) {
+    const fn = this.events.shift();
+    this.running = true;
+    fn();
+    this.running = false;
+
+    this.run();
+  }
+};
+
+/**
+ * Add a event to the queue and try to run the que
+ * @param event {Mixed} a single function or an array of functions
+ */
+Queue.prototype.add = function (event = false) {
+  if (!event) {
+    return false;
+  }
+
+  if (Array.isArray(event)) {
+    return foreach(event, (evt) => this.add(evt));
+  }
+
+  this.events.push(event);
+  this.run();
+};
+
+/**
+ * Clear all events from the queue
+ */
+Queue.prototype.clear = function () {
+  this.events = [];
+};
+
+/**
+ * Event object that will be passed to callbacks
+ * @param instance {Macy} - Macy instance
+ * @param data {Object}
+ * @returns {Event}
+ * @constructor
+ */
+const Event = function (instance, data = {}) {
+  this.instance = instance;
+  this.data = data;
+
+  return this;
+};
+
+/**
+ * Event manager
+ * @param instance {Function/boolean}
+ * @constructor
+ */
+const EventManager = function (instance = false) {
+  this.events = {};
+  this.instance = instance;
+};
+
+/**
+ * Event listener for macy events
+ * @param key {String/boolean} - Event name to listen to
+ * @param func {Function/boolean} - Function to be called when event happens
+ */
+EventManager.prototype.on = function (key = false, func = false) {
+  if (!key || !func) {
+    return false;
+  }
+
+  if (!Array.isArray(this.events[key])) {
+    this.events[key] = [];
+  }
+
+  return this.events[key].push(func);
+};
+
+/**
+ * Emit an event to macy.
+ * @param key {String/boolean} - Event name to listen to
+ * @param data {Object} - Extra data to be passed to the event object that is passed to the event listener.
+ */
+EventManager.prototype.emit = function (key = false, data = {}) {
+  if (!key || !Array.isArray(this.events[key])) {
+    return false;
+  }
+
+  const evt = new Event(this.instance, data);
+  foreach(this.events[key], (fn) => fn(evt));
+};
+
+/**
+ * Checks if an image has loaded by checking the height and width
+ * @param img {Node} - Image element
+ */
+const imageHasLoaded = (img) => !('naturalHeight' in img && img.naturalHeight + img.naturalWidth === 0) || img.width + img.height !== 0;
+
+/**
+ * Returns a promise the emits events to macy context if loaded/errors
+ * @param ctx {Object} - Macy instance
+ * @param image {Node} - Image Element
+ * @param emitOnLoad {Boolean} - Should promise fire image load event
+ * @returns {Promise}
+ */
+const promise = (ctx, image, emitOnLoad = false) => {
+  return new Promise((resolve, reject) => {
+    if (image.complete) {
+
+      if (!imageHasLoaded(image)) {
+        return reject(image);
+      }
+
+      return resolve(image);
+    }
+
+    image.addEventListener('load', () => {
+      if (imageHasLoaded(image)) {
+        return resolve(image);
+      }
+
+      return reject(image);
+    });
+
+    image.addEventListener('error', () => {
+      return reject(image);
+    });
+  }).then((img) => {
+    if (emitOnLoad) {
+      ctx.emit(ctx.constants.EVENT_IMAGE_LOAD, { img });
+    }
+  }).catch((img) => ctx.emit(ctx.constants.EVENT_IMAGE_ERROR, { img }));
+};
+
+/**
+ * Returns an array of promises for images loaded
+ * @param ctx {Object} - Macy instance
+ * @param images {NodeList}
+ * @param emitOnLoad {Boolean} - Should promise fire image load event
+ * @returns {Array}
+ */
+const getImagePromises = (ctx, images, emitOnLoad = false) => {
+  return map(images, (image) => promise(ctx, image, emitOnLoad));
+};
+
+/**
+ * Returns a promise that emits an images complete event when all images are loaded.
+ * @param ctx {Object} - Macy instance
+ * @param images {NodeList}
+ * @param emitOnLoad {Boolean} - Should promise fire image load event
+ */
+const imageLoaderPromise = (ctx, images, emitOnLoad = false) => Promise.all(getImagePromises(ctx, images, emitOnLoad)).then(() => {
+  ctx.emit(ctx.constants.EVENT_IMAGE_COMPLETE);
+});
+
+/**
+ * Sets up the image loading promise.
+ * @param ctx {Object} - Macy instance
+ * @param imgs {NodeList}
+ * @param during {Boolean} - Should promise fire image load event
+ */
+function imagesLoadedNew (ctx, imgs, during = false) {
+  if (!!window.Promise) {
+    return imageLoaderPromise(ctx, imgs, during);
+  }
+
+  ctx.recalculate(true, true);
+}
+
+/**
+ * create a resize event that adds recalculate to the event queue;
+ * @param ctx {Object} - Macy instance
+ */
+const createResizeEvent = (ctx) => wait(() => {
+  ctx.emit(ctx.constants.EVENT_RESIZE);
+  ctx.queue.add(() => ctx.recalculate(true, true));
+}, 100);
+
+/**
+ * Setup the containing element with the correct styles and attaches it to the macy instance
+ * @param ctx {Object} - Macy instance
+ */
+const setupContainer = (ctx) => {
+  // this.options = opts;
+  ctx.container = $e(ctx.options.container);
+
+  // Checks if container element exists
+  if (ctx.container instanceof $e || !ctx.container) {
+    return ctx.options.debug ? console.error('Error: Container not found') : false;
+  }
+
+
+  if (ctx.container.length) {
+    ctx.container = ctx.container[0];
+  }
+
+  // Set container options selector to container element
+  ctx.options.container = ctx.container;
+
+  ctx.container.style.position = 'relative';
+};
+
+/**
+ * Generates the basic state objects for macy to run
+ * @param ctx {Object} - Macy instance
+ */
+const setupState = (ctx) => {
+  ctx.queue = new Queue();
+  ctx.events = new EventManager(ctx);
+  ctx.rows = [];
+  ctx.resizer = createResizeEvent(ctx);
+};
+
+/**
+ * Sets up event listeners for resize and image loading (if required)
+ * @param ctx {Object} - Macy instance
+ */
+const setupEventListeners = (ctx) => {
+  let imgs = $e('img', ctx.container);
+
+  window.addEventListener('resize', ctx.resizer);
+  ctx.on(ctx.constants.EVENT_IMAGE_LOAD, () => ctx.recalculate(false, false));
+  ctx.on(ctx.constants.EVENT_IMAGE_COMPLETE, () => ctx.recalculate(true, true));
+
+  if (!ctx.options.useOwnImageLoader) {
+    imagesLoadedNew(ctx, imgs, !ctx.options.waitForImages);
+  }
+
+  ctx.emit(ctx.constants.EVENT_INITIALIZED);
+};
+
+const setup = (ctx) => {
+  setupContainer(ctx);
+  setupState(ctx);
+  setupEventListeners(ctx);
+};
+
+/**
+ * Checks if item is an object
+ * @param obj {Mixed}
+ */
+const isObject = obj => obj === Object(obj) && Object.prototype.toString.call(obj) !== '[object Array]';
+
+/**
+ * Replaces responsiveOptions with temporary options where applicable.
+ * @param tempOpts
+ * @param responsiveOptions
+ */
+const replaceOptionsResponsively = (tempOpts, responsiveOptions) => {
+  if (!isObject(tempOpts)) {
+    responsiveOptions.columns = tempOpts;
+  }
+
+  if (isObject(tempOpts) && tempOpts.columns) {
+    responsiveOptions.columns = tempOpts.columns;
+  }
+
+  if (isObject(tempOpts) && tempOpts.margin && !isObject(tempOpts.margin)) {
+    responsiveOptions.margin = {
+      x: tempOpts.margin,
+      y: tempOpts.margin
+    };
+  }
+
+  if (isObject(tempOpts) && tempOpts.margin && isObject(tempOpts.margin) && tempOpts.margin.x) {
+    responsiveOptions.margin.x = tempOpts.margin.x;
+  }
+
+  if (isObject(tempOpts) && tempOpts.margin && isObject(tempOpts.margin) && tempOpts.margin.y) {
+    responsiveOptions.margin.y = tempOpts.margin.y;
+  }
+};
+
+/**
+ * Return the current spacing options based on document size, in a mobile first manner.
+ * @param  {Object} args - This passes the macy instance options, responsiveOptions object, the width keys and document width.
+ * @return {Object}         - Object containing the current spacing options
+ */
+function getOptionsAsMobileFirst ({ options, responsiveOptions, keys, docWidth }) {
+  let tempOpts;
+
+  for (let i = 0; i < keys.length; i++) {
+    let widths = parseInt(keys[i], 10);
+
+    if (docWidth >= widths) {
+      tempOpts = options.breakAt[widths];
+      replaceOptionsResponsively(tempOpts, responsiveOptions);
+    }
+  }
+
+  return responsiveOptions;
+}
+
+/**
+ * Return the current spacing options based on document size, in a desktop first manner.
+ * @param  {Object} args - This passes the macy instance options, responsiveOptions object, the width keys and document width.
+ * @return {Object}         - Object containing the current spacing options
+ */
+function getOptionsAsDesktopFirst ({ options, responsiveOptions, keys, docWidth }) {
+  let tempOpts;
+
+  for (let i = keys.length - 1; i >= 0; i--) {
+    let widths = parseInt(keys[i], 10);
+
+    if (docWidth <= widths) {
+      tempOpts = options.breakAt[widths];
+      replaceOptionsResponsively(tempOpts, responsiveOptions);
+    }
+  }
+
+  return responsiveOptions;
+}
+
+/**
+ * Return the current spacing options based on document size.
+ * @param  {Object} options - Macy instance's options
+ * @return {Object}         - Object containing the current spacing options
+ */
+function getResponsiveOptions (options) {
+  let docWidth = options.useContainerForBreakpoints ? options.container.clientWidth : window.innerWidth;
+  let responsiveOptions = {
+    columns: options.columns,
+  };
+
+  if (!isObject(options.margin)) {
+    responsiveOptions.margin = {
+      x: options.margin,
+      y: options.margin
+    };
+  } else {
+    responsiveOptions.margin = {
+      x: options.margin.x,
+      y: options.margin.y
+    };
+  }
+
+  let keys = Object.keys(options.breakAt);
+
+  if (options.mobileFirst) {
+    return getOptionsAsMobileFirst({ options, responsiveOptions, keys, docWidth });
+  }
+
+  return getOptionsAsDesktopFirst({ options, responsiveOptions, keys, docWidth });
+}
+
+/**
+ * Return the current number of columns macy should be
+ * @param  {Object} options - Macy instance's options
+ * @return {Integer}        - Number of columns
+ */
+function getCurrentColumns (options) {
+  let noOfColumns = getResponsiveOptions(options).columns;
+  return noOfColumns;
+}
+
+/**
+ * Return the current margin dimensions macy should use
+ * @param  {Object} options - Macy instance's options
+ * @return {Object}         - Object containing x & y margins
+ */
+function getCurrentMargin (options) {
+  let margin = getResponsiveOptions(options).margin;
+  return margin;
+}
+
+/**
+ * Get the width of each column based on the number of columns
+ * @param  {Object} options           - Macy instance's options
+ * @param  {Boolean} marginsIncluded  - Include margins into the calculations
+ * @return {String}                   - The correct number css style for column width
+ */
+function getWidths (options, marginsIncluded = true) {
+  let noOfColumns = getCurrentColumns(options);
+  let margins = getCurrentMargin(options).x;
+  let width = 100 / noOfColumns;
+
+  if (!marginsIncluded) {
+    return width;
+  }
+
+  if (noOfColumns === 1) {
+    return '100%';
+  }
+
+  let unit = 'px';
+
+  if (typeof margins === 'string') {
+    let tempBase = parseFloat(margins);
+    unit = margins.replace(tempBase, '');
+    margins = tempBase;
+  }
+
+  margins = (noOfColumns - 1) * margins / noOfColumns;
+
+  if (unit === '%') {
+    return `${width - margins}%`;
+  }
+
+  return `calc(${width}% - ${margins}${unit})`;
+}
+/**
+ * Get the left position based on which column and column width
+ * @param  {Macy}    ctx  - Macy instance
+ * @param  {Integer} col  - Current Number of Columns
+ * @return {String}       - The correct number css style for column position
+ */
+function getLeftPosition (ctx, col) {
+  let noOfColumns = getCurrentColumns(ctx.options);
+  let totalLeft = 0;
+  let margin, str, baseMargin;
+
+  col++;
+
+  if (col === 1) {
+    return 0;
+  }
+
+  baseMargin = getCurrentMargin(ctx.options).x;
+  let unit = 'px';
+
+  if (typeof baseMargin === 'string') {
+    let tempBase = parseFloat(baseMargin, 10);
+    unit = baseMargin.replace(tempBase, '');
+    baseMargin = tempBase;
+  }
+
+
+  margin = (baseMargin - (noOfColumns - 1) * baseMargin / noOfColumns) * (col - 1);
+  totalLeft += getWidths(ctx.options, false) * (col - 1);
+  if (unit === '%') {
+    str = `${totalLeft + margin}%`;
+  } else {
+    str = `calc(${totalLeft}% + ${margin}${unit})`;
+  }
+
+  return str;
+}
+
+/**
+ * Sets the containers height based on the last item in the container
+ * @param {Macy} ctx  - Macy instance
+ */
+function setContainerHeight (ctx) {
+  let largest = 0;
+  let {container, rows} = ctx;
+
+  foreach(rows, (row) => {
+    largest = row > largest ? row : largest;
+  });
+
+  container.style.height = `${largest}px`;
+}
+
+/**
+ * Get Element computed style
+ * @param  {HTMLElement} element  - Element
+ * @param  {String}      property - Property to fetch
+ * @return {String}               - Desired Element Property
+ */
+var prop = (element, property) => {
+  return window.getComputedStyle(element, null).getPropertyValue(property)
+};
+
+/**
+ * Sets up the required data for the shuffle and sort method
+ * @param  {Macy}     ctx     - Macy Instance
+ * @param  {Integer}  cols    - Number of columns
+ * @param  {Boolean} refresh  - Should columns and rows be reset
+ */
+const setUpRows = (ctx, cols, refresh = false) => {
+  if (!ctx.lastcol) {
+    ctx.lastcol = 0;
+  }
+
+  if (ctx.rows.length < 1) {
+    refresh = true;
+  }
+
+  // Reset rows
+  if (refresh) {
+    ctx.rows = [];
+    ctx.cols = [];
+    ctx.lastcol = 0;
+
+    for (var i = cols - 1; i >= 0; i--) {
+      ctx.rows[i] = 0;
+      ctx.cols[i] = getLeftPosition(ctx, i);
+    }
+
+    return;
+  }
+
+  if (ctx.tmpRows) {
+    ctx.rows = [];
+
+    for (var i = cols - 1; i >= 0; i--) {
+      ctx.rows[i] = ctx.tmpRows[i];
+    }
+    return
+  }
+
+  ctx.tmpRows = [];
+  for (var i = cols - 1; i >= 0; i--) {
+    ctx.tmpRows[i] = ctx.rows[i];
+  }
+};
+
+/**
+ * A Sorting method when trueOrder = false
+ * @param  {Macy}      ctx              - Macy Instance
+ * @param  {NodeList}  $eles            - Element List to sort
+ * @param  {Boolean}   refresh          - Show all columns and rows be refreshed and recalculated
+ * @param  {Boolean}   markasComplete   - Mark elements as complete
+ */
+function shuffle (ctx, $eles, refresh = false, markasComplete = true) {
+  let cols = getCurrentColumns(ctx.options);
+  let margin = getCurrentMargin(ctx.options).y;
+  setUpRows(ctx, cols, refresh);
+
+  foreach($eles, (ele) => {
+    let smallest = 0;
+    let eleHeight = parseInt(ele.offsetHeight, 10);
+
+    if (isNaN(eleHeight)) return;
+
+    ctx.rows.forEach((v, k) => {
+      if (v < ctx.rows[smallest]) {
+        smallest = k;
+      }
+    });
+
+    ele.style.position = 'absolute';
+    ele.style.top = `${ctx.rows[smallest]}px`;
+    ele.style.left = `${ctx.cols[smallest]}`;
+    ctx.rows[smallest] += !isNaN(eleHeight) ? eleHeight + margin : 0;
+
+    if (markasComplete) {
+      ele.dataset.macyComplete = 1;
+    }
+  });
+
+  if (markasComplete) {
+    ctx.tmpRows = null;
+  }
+
+  setContainerHeight(ctx);
+}
+
+/**
+ * A Sorting method when trueOrder = true
+ * @param  {Macy}      ctx              - Macy Instance
+ * @param  {NodeList}  $eles            - Element List to sort
+ * @param  {Boolean}   refresh          - Show all columns and rows be refreshed and recalculated
+ * @param  {Boolean}   markasComplete   - Mark elements as complete
+ */
+function sort (ctx, $eles, refresh = false, markasComplete = true) {
+  let cols = getCurrentColumns(ctx.options);
+  let margin = getCurrentMargin(ctx.options).y;
+  setUpRows(ctx, cols, refresh);
+
+  foreach($eles, (ele) => {
+
+    if (ctx.lastcol === cols) {
+      ctx.lastcol = 0;
+    }
+
+    let eleHeight = prop(ele, 'height');
+    eleHeight = parseInt(ele.offsetHeight, 10);
+
+    if (isNaN(eleHeight)) return;
+    ele.style.position = 'absolute';
+    ele.style.top = `${ctx.rows[ctx.lastcol]}px`;
+    ele.style.left = `${ctx.cols[ctx.lastcol]}`;
+    ctx.rows[ctx.lastcol] += !isNaN(eleHeight) ? eleHeight + margin : 0;
+    ctx.lastcol += 1;
+
+    if (markasComplete) {
+      ele.dataset.macyComplete = 1;
+    }
+  });
+
+  if (markasComplete) {
+    ctx.tmpRows = null;
+  }
+
+  setContainerHeight(ctx);
+}
+
+/**
+ * Calculates the column widths and positions dependant on options.
+ * @param  {Macy}  ctx       - Macy instance
+ * @param  {Boolean} refresh - Should calculate recalculate all elements
+ * @param  {Boolean} loaded  - Should all elements be marked as complete
+ */
+const calculate = (ctx, refresh = false, loaded = true) => {
+  let children = refresh ? ctx.container.children : $e(':scope > *:not([data-macy-complete="1"])', ctx.container);
+
+  // Filter out hidden children.
+  children = Array.from(children).filter(child => child.offsetParent !== null);
+
+  let eleWidth = getWidths(ctx.options);
+
+  foreach(children, (child) => {
+    if (refresh) {
+      child.dataset.macyComplete = 0;
+    }
+    child.style.width = eleWidth;
+  });
+
+  if (ctx.options.trueOrder) {
+    sort(ctx, children, refresh, loaded);
+    return ctx.emit(ctx.constants.EVENT_RECALCULATED);//cols.sort(ctx, children, refresh, loaded);
+  }
+
+  shuffle(ctx, children, refresh, loaded);
+  return ctx.emit(ctx.constants.EVENT_RECALCULATED); //cols.shuffle(ctx, children, refresh, loaded);
+};
+
+/**
+ * Polyfill from https://github.com/jonathantneal/element-qsa-scope
+ */
+/* eslint-disable */
+const init = () => {
+  try {
+    // test for scope support
+    document.createElement('a').querySelector(':scope *');
+  } catch (error) {
+    (function() {
+      // scope regex
+      var scope = /:scope\b/gi;
+
+      // polyfilled <Element>.querySelector
+      var querySelectorWithScope = polyfill(Element.prototype.querySelector);
+
+      Element.prototype.querySelector = function querySelector(selectors) {
+        return querySelectorWithScope.apply(this, arguments);
+      };
+
+      // polyfilled <Element>.querySelectorAll
+      var querySelectorAllWithScope = polyfill(Element.prototype.querySelectorAll);
+
+      Element.prototype.querySelectorAll = function querySelectorAll(selectors) {
+        return querySelectorAllWithScope.apply(this, arguments);
+      };
+
+      function polyfill(originalQuerySelector) {
+        return function(selectors) {
+          // whether selectors contain :scope
+          var hasScope = selectors && scope.test(selectors);
+
+          if (hasScope) {
+            // element id
+            var id = this.getAttribute('id');
+
+            if (!id) {
+              // update id if falsey or missing
+              this.id = 'q' + Math.floor(Math.random() * 9000000) + 1000000;
+            }
+
+            // modify arguments
+            arguments[0] = selectors.replace(scope, '#' + this.id);
+
+            // result of the original query selector
+            var elementOrNodeList = originalQuerySelector.apply(this, arguments);
+
+            if (id === null) {
+              // remove id if missing
+              this.removeAttribute('id');
+            } else if (!id) {
+              // restore id if falsey
+              this.id = id;
+            }
+
+            return elementOrNodeList;
+          } else {
+            // result of the original query sleector
+            return originalQuerySelector.apply(this, arguments);
+          }
+        };
+      }
+    })();
+  }
+};
+
+const isSupported = () => !!window.Promise;
+
+if (!Array.from) {
+  Array.from=n=>{let i=0,a=[];for (;i<n.length;)a.push(n[i++]);return a;};
+}
+
+
+const defaults = {
+  columns: 4,
+  margin: 2,
+  trueOrder: false,
+  waitForImages: false,
+  useImageLoader: true,
+  breakAt: {},
+  useOwnImageLoader: false,
+  onInit: false,
+  cancelLegacy: false,
+  useContainerForBreakpoints: false,
+};
+
+init();
+
+/**
+ * Masonary Factory
+ * @param {Object} opts - The configuration object for macy.
+ */
+const Macy = function (opts = defaults) {
+  /**
+   * Create instance of macy if not instantiated with new Macy
+   */
+  if (!(this instanceof Macy)) {
+    return new Macy(opts)
+  }
+
+  this.options = {};
+  Object.assign(this.options, defaults, opts);
+
+  if (this.options.cancelLegacy && !isSupported()) {
+    return;
+  }
+
+  setup(this);
+};
+
+
+Macy.init = function (options) {
+  console.warn('Depreciated: Macy.init will be removed in v3.0.0 opt to use Macy directly like so Macy({ /*options here*/ }) ');
+  return new Macy(options);
+};
+
+/**
+ * Public method for recalculating image positions when the images have loaded.
+ * @param  {Boolean} waitUntilFinish - if true it will not recalculate until all images are finished loading
+ * @param  {Boolean} refresh         - If true it will recalculate the entire container instead of just new elements.
+ */
+Macy.prototype.recalculateOnImageLoad = function (waitUntilFinish = false) {
+  let imgs = $e('img', this.container);
+  return imagesLoadedNew(this, imgs, !waitUntilFinish);
+};
+
+/**
+ * Run a function on every image load or once all images are loaded
+ * @param  {Function}  func      - Function to run on image load
+ * @param  {Boolean} everyLoad   - If true it will run everytime an image loads
+ */
+Macy.prototype.runOnImageLoad = function (func, everyLoad = false) {
+  let imgs = $e('img', this.container);
+  this.on(this.constants.EVENT_IMAGE_COMPLETE, func);
+
+  if (everyLoad) {
+    this.on(this.constants.EVENT_IMAGE_LOAD, func);
+  }
+
+  return imagesLoadedNew(this, imgs, everyLoad);
+};
+
+/**
+ * Recalculates masonory positions
+ * @param  {Boolean} refresh - Recalculates All elements within the container
+ * @param  {Boolean} loaded  - When true it sets the recalculated elements to be marked as complete
+ */
+Macy.prototype.recalculate = function (refresh = false, loaded = true) {
+  if (loaded) {
+    this.queue.clear();
+  }
+
+  return this.queue.add(() => calculate(this, refresh, loaded));
+};
+
+/**
+ * Destroys macy instance
+ */
+Macy.prototype.remove = function () {
+  window.removeEventListener('resize', this.resizer);
+
+  foreach(this.container.children, (child) => {
+    child.removeAttribute('data-macy-complete');
+    child.removeAttribute('style');
+  });
+
+  this.container.removeAttribute('style');
+};
+
+/**
+ * ReInitializes the macy instance using the already defined options
+ */
+Macy.prototype.reInit = function () {
+  this.recalculate(true, true);
+  this.emit(this.constants.EVENT_INITIALIZED);
+  window.addEventListener('resize', this.resizer);
+  this.container.style.position = 'relative';
+};
+
+/**
+ * Event listener for macy events
+ * @param key {String} - Event name to listen to
+ * @param func {Function} - Function to be called when event happens
+ */
+Macy.prototype.on = function (key, func) {
+  this.events.on(key, func);
+};
+
+/**
+ * Emit an event to macy.
+ * @param key {String} - Event name to listen to
+ * @param data {Object} - Extra data to be passed to the event object that is passed to the event listener.
+ */
+Macy.prototype.emit = function (key, data) {
+  this.events.emit(key, data);
+};
+
+/**
+ * Macy constants
+ * @type {{EVENT_INITIALIZED: string, EVENT_RECALCULATED: string, EVENT_IMAGE_LOAD: string, EVENT_IMAGE_ERROR: string, EVENT_IMAGE_COMPLETE: string, EVENT_RESIZE: string}}
+ */
+Macy.constants = {
+  EVENT_INITIALIZED: 'macy.initialized',
+  EVENT_RECALCULATED: 'macy.recalculated',
+  EVENT_IMAGE_LOAD: 'macy.image.load',
+  EVENT_IMAGE_ERROR: 'macy.image.error',
+  EVENT_IMAGE_COMPLETE: 'macy.images.complete',
+  EVENT_RESIZE: 'macy.resize',
+};
+
+Macy.prototype.constants = Macy.constants;
+
+export { Macy as default };
diff --git a/dist/macy.js b/dist/macy.js
index ea80ee5..3eed459 100644
--- a/dist/macy.js
+++ b/dist/macy.js
@@ -1 +1 @@
-!function(t,n){"object"==typeof exports&&"undefined"!=typeof module?module.exports=n():"function"==typeof define&&define.amd?define(n):t.Macy=n()}(this,function(){"use strict";function t(t,n){var e=void 0;return function(){e&&clearTimeout(e),e=setTimeout(t,n)}}function n(t,n){for(var e=t.length,r=e,o=[];e--;)o.push(n(t[r-e-1]));return o}function e(t,n){var e=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(window.Promise)return A(t,n,e);t.recalculate(!0,!0)}function r(t){for(var n=t.options,e=t.responsiveOptions,r=t.keys,o=t.docWidth,i=void 0,s=0;s<r.length;s++){var a=parseInt(r[s],10);o>=a&&(i=n.breakAt[a],O(i,e))}return e}function o(t){for(var n=t.options,e=t.responsiveOptions,r=t.keys,o=t.docWidth,i=void 0,s=r.length-1;s>=0;s--){var a=parseInt(r[s],10);o<=a&&(i=n.breakAt[a],O(i,e))}return e}function i(t){var n=t.useContainerForBreakpoints?t.container.clientWidth:window.innerWidth,e={columns:t.columns};b(t.margin)?e.margin={x:t.margin.x,y:t.margin.y}:e.margin={x:t.margin,y:t.margin};var i=Object.keys(t.breakAt);return t.mobileFirst?r({options:t,responsiveOptions:e,keys:i,docWidth:n}):o({options:t,responsiveOptions:e,keys:i,docWidth:n})}function s(t){return i(t).columns}function a(t){return i(t).margin}function c(t){var n=!(arguments.length>1&&void 0!==arguments[1])||arguments[1],e=s(t),r=a(t).x,o=100/e;if(!n)return o;if(1===e)return"100%";var i="px";if("string"==typeof r){var c=parseFloat(r);i=r.replace(c,""),r=c}return r=(e-1)*r/e,"%"===i?o-r+"%":"calc("+o+"% - "+r+i+")"}function u(t,n){var e=s(t.options),r=0,o=void 0,i=void 0;if(1===++n)return 0;i=a(t.options).x;var u="px";if("string"==typeof i){var l=parseFloat(i,10);u=i.replace(l,""),i=l}return o=(i-(e-1)*i/e)*(n-1),r+=c(t.options,!1)*(n-1),"%"===u?r+o+"%":"calc("+r+"% + "+o+u+")"}function l(t){var n=0,e=t.container,r=t.rows;v(r,function(t){n=t>n?t:n}),e.style.height=n+"px"}function p(t,n){var e=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=!(arguments.length>3&&void 0!==arguments[3])||arguments[3],o=s(t.options),i=a(t.options).y;M(t,o,e),v(n,function(n){var e=0,o=parseInt(n.offsetHeight,10);isNaN(o)||(t.rows.forEach(function(n,r){n<t.rows[e]&&(e=r)}),n.style.position="absolute",n.style.top=t.rows[e]+"px",n.style.left=""+t.cols[e],t.rows[e]+=isNaN(o)?0:o+i,r&&(n.dataset.macyComplete=1))}),r&&(t.tmpRows=null),l(t)}function f(t,n){var e=arguments.length>2&&void 0!==arguments[2]&&arguments[2],r=!(arguments.length>3&&void 0!==arguments[3])||arguments[3],o=s(t.options),i=a(t.options).y;M(t,o,e),v(n,function(n){t.lastcol===o&&(t.lastcol=0);var e=C(n,"height");e=parseInt(n.offsetHeight,10),isNaN(e)||(n.style.position="absolute",n.style.top=t.rows[t.lastcol]+"px",n.style.left=""+t.cols[t.lastcol],t.rows[t.lastcol]+=isNaN(e)?0:e+i,t.lastcol+=1,r&&(n.dataset.macyComplete=1))}),r&&(t.tmpRows=null),l(t)}var h=function t(n,e){if(!(this instanceof t))return new t(n,e);if(n&&n.nodeName)return n;if(n=n.replace(/^\s*/,"").replace(/\s*$/,""),e)return this.byCss(n,e);for(var r in this.selectors)if(e=r.split("/"),new RegExp(e[1],e[2]).test(n))return this.selectors[r](n);return this.byCss(n)};h.prototype.byCss=function(t,n){return(n||document).querySelectorAll(t)},h.prototype.selectors={},h.prototype.selectors[/^\.[\w\-]+$/]=function(t){return document.getElementsByClassName(t.substring(1))},h.prototype.selectors[/^\w+$/]=function(t){return document.getElementsByTagName(t)},h.prototype.selectors[/^\#[\w\-]+$/]=function(t){return document.getElementById(t.substring(1))};var v=function(t,n){for(var e=t.length,r=e;e--;)n(t[r-e-1])},m=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this.running=!1,this.events=[],this.add(t)};m.prototype.run=function(){if(!this.running&&this.events.length>0){var t=this.events.shift();this.running=!0,t(),this.running=!1,this.run()}},m.prototype.add=function(){var t=this,n=arguments.length>0&&void 0!==arguments[0]&&arguments[0];return!!n&&(Array.isArray(n)?v(n,function(n){return t.add(n)}):(this.events.push(n),void this.run()))},m.prototype.clear=function(){this.events=[]};var d=function(t){var n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};return this.instance=t,this.data=n,this},y=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];this.events={},this.instance=t};y.prototype.on=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],n=arguments.length>1&&void 0!==arguments[1]&&arguments[1];return!(!t||!n)&&(Array.isArray(this.events[t])||(this.events[t]=[]),this.events[t].push(n))},y.prototype.emit=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0],n=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};if(!t||!Array.isArray(this.events[t]))return!1;var e=new d(this.instance,n);v(this.events[t],function(t){return t(e)})};var g=function(t){return!("naturalHeight"in t&&t.naturalHeight+t.naturalWidth===0)||t.width+t.height!==0},E=function(t,n){var e=arguments.length>2&&void 0!==arguments[2]&&arguments[2];return new Promise(function(t,e){if(n.complete)return g(n)?t(n):e(n);n.addEventListener("load",function(){return g(n)?t(n):e(n)}),n.addEventListener("error",function(){return e(n)})}).then(function(n){e&&t.emit(t.constants.EVENT_IMAGE_LOAD,{img:n})}).catch(function(n){return t.emit(t.constants.EVENT_IMAGE_ERROR,{img:n})})},w=function(t,e){var r=arguments.length>2&&void 0!==arguments[2]&&arguments[2];return n(e,function(n){return E(t,n,r)})},A=function(t,n){var e=arguments.length>2&&void 0!==arguments[2]&&arguments[2];return Promise.all(w(t,n,e)).then(function(){t.emit(t.constants.EVENT_IMAGE_COMPLETE)})},I=function(n){return t(function(){n.emit(n.constants.EVENT_RESIZE),n.queue.add(function(){return n.recalculate(!0,!0)})},100)},N=function(t){if(t.container=h(t.options.container),t.container instanceof h||!t.container)return!!t.options.debug&&console.error("Error: Container not found");t.container.length&&(t.container=t.container[0]),t.options.container=t.container,t.container.style.position="relative"},T=function(t){t.queue=new m,t.events=new y(t),t.rows=[],t.resizer=I(t)},L=function(t){var n=h("img",t.container);window.addEventListener("resize",t.resizer),t.on(t.constants.EVENT_IMAGE_LOAD,function(){return t.recalculate(!1,!1)}),t.on(t.constants.EVENT_IMAGE_COMPLETE,function(){return t.recalculate(!0,!0)}),t.options.useOwnImageLoader||e(t,n,!t.options.waitForImages),t.emit(t.constants.EVENT_INITIALIZED)},_=function(t){N(t),T(t),L(t)},b=function(t){return t===Object(t)&&"[object Array]"!==Object.prototype.toString.call(t)},O=function(t,n){b(t)||(n.columns=t),b(t)&&t.columns&&(n.columns=t.columns),b(t)&&t.margin&&!b(t.margin)&&(n.margin={x:t.margin,y:t.margin}),b(t)&&t.margin&&b(t.margin)&&t.margin.x&&(n.margin.x=t.margin.x),b(t)&&t.margin&&b(t.margin)&&t.margin.y&&(n.margin.y=t.margin.y)},C=function(t,n){return window.getComputedStyle(t,null).getPropertyValue(n)},M=function(t,n){var e=arguments.length>2&&void 0!==arguments[2]&&arguments[2];if(t.lastcol||(t.lastcol=0),t.rows.length<1&&(e=!0),e){t.rows=[],t.cols=[],t.lastcol=0;for(var r=n-1;r>=0;r--)t.rows[r]=0,t.cols[r]=u(t,r)}else if(t.tmpRows){t.rows=[];for(var r=n-1;r>=0;r--)t.rows[r]=t.tmpRows[r]}else{t.tmpRows=[];for(var r=n-1;r>=0;r--)t.tmpRows[r]=t.rows[r]}},V=function(t){var n=arguments.length>1&&void 0!==arguments[1]&&arguments[1],e=!(arguments.length>2&&void 0!==arguments[2])||arguments[2],r=n?t.container.children:h(':scope > *:not([data-macy-complete="1"])',t.container);r=Array.from(r).filter(function(t){return null!==t.offsetParent});var o=c(t.options);return v(r,function(t){n&&(t.dataset.macyComplete=0),t.style.width=o}),t.options.trueOrder?(f(t,r,n,e),t.emit(t.constants.EVENT_RECALCULATED)):(p(t,r,n,e),t.emit(t.constants.EVENT_RECALCULATED))},R=function(){return!!window.Promise},x=Object.assign||function(t){for(var n=1;n<arguments.length;n++){var e=arguments[n];for(var r in e)Object.prototype.hasOwnProperty.call(e,r)&&(t[r]=e[r])}return t};Array.from||(Array.from=function(t){for(var n=0,e=[];n<t.length;)e.push(t[n++]);return e});var k={columns:4,margin:2,trueOrder:!1,waitForImages:!1,useImageLoader:!0,breakAt:{},useOwnImageLoader:!1,onInit:!1,cancelLegacy:!1,useContainerForBreakpoints:!1};!function(){try{document.createElement("a").querySelector(":scope *")}catch(t){!function(){function t(t){return function(e){if(e&&n.test(e)){var r=this.getAttribute("id");r||(this.id="q"+Math.floor(9e6*Math.random())+1e6),arguments[0]=e.replace(n,"#"+this.id);var o=t.apply(this,arguments);return null===r?this.removeAttribute("id"):r||(this.id=r),o}return t.apply(this,arguments)}}var n=/:scope\b/gi,e=t(Element.prototype.querySelector);Element.prototype.querySelector=function(t){return e.apply(this,arguments)};var r=t(Element.prototype.querySelectorAll);Element.prototype.querySelectorAll=function(t){return r.apply(this,arguments)}}()}}();var q=function t(){var n=arguments.length>0&&void 0!==arguments[0]?arguments[0]:k;if(!(this instanceof t))return new t(n);this.options={},x(this.options,k,n),this.options.cancelLegacy&&!R()||_(this)};return q.init=function(t){return console.warn("Depreciated: Macy.init will be removed in v3.0.0 opt to use Macy directly like so Macy({ /*options here*/ }) "),new q(t)},q.prototype.recalculateOnImageLoad=function(){var t=arguments.length>0&&void 0!==arguments[0]&&arguments[0];return e(this,h("img",this.container),!t)},q.prototype.runOnImageLoad=function(t){var n=arguments.length>1&&void 0!==arguments[1]&&arguments[1],r=h("img",this.container);return this.on(this.constants.EVENT_IMAGE_COMPLETE,t),n&&this.on(this.constants.EVENT_IMAGE_LOAD,t),e(this,r,n)},q.prototype.recalculate=function(){var t=this,n=arguments.length>0&&void 0!==arguments[0]&&arguments[0],e=!(arguments.length>1&&void 0!==arguments[1])||arguments[1];return e&&this.queue.clear(),this.queue.add(function(){return V(t,n,e)})},q.prototype.remove=function(){window.removeEventListener("resize",this.resizer),v(this.container.children,function(t){t.removeAttribute("data-macy-complete"),t.removeAttribute("style")}),this.container.removeAttribute("style")},q.prototype.reInit=function(){this.recalculate(!0,!0),this.emit(this.constants.EVENT_INITIALIZED),window.addEventListener("resize",this.resizer),this.container.style.position="relative"},q.prototype.on=function(t,n){this.events.on(t,n)},q.prototype.emit=function(t,n){this.events.emit(t,n)},q.constants={EVENT_INITIALIZED:"macy.initialized",EVENT_RECALCULATED:"macy.recalculated",EVENT_IMAGE_LOAD:"macy.image.load",EVENT_IMAGE_ERROR:"macy.image.error",EVENT_IMAGE_COMPLETE:"macy.images.complete",EVENT_RESIZE:"macy.resize"},q.prototype.constants=q.constants,q});
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diff --git a/dist/macy.umd.js b/dist/macy.umd.js
new file mode 100644
index 0000000..2a67b6c
--- /dev/null
+++ b/dist/macy.umd.js
@@ -0,0 +1 @@
+!function(t,e){"object"==typeof exports&&"undefined"!=typeof module?module.exports=e():"function"==typeof define&&define.amd?define(e):(t="undefined"!=typeof globalThis?globalThis:t||self).Macy=e()}(this,(function(){"use strict";const t=function(e,n){if(!(this instanceof t))return new t(e,n);if(e&&e.nodeName)return e;if(e=e.replace(/^\s*/,"").replace(/\s*$/,""),n)return this.byCss(e,n);for(var o in this.selectors)if(n=o.split("/"),new RegExp(n[1],n[2]).test(e))return this.selectors[o](e);return this.byCss(e)};t.prototype.byCss=function(t,e){return(e||document).querySelectorAll(t)},t.prototype.selectors={},t.prototype.selectors[/^\.[\w\-]+$/]=function(t){return document.getElementsByClassName(t.substring(1))},t.prototype.selectors[/^\w+$/]=function(t){return document.getElementsByTagName(t)},t.prototype.selectors[/^\#[\w\-]+$/]=function(t){return document.getElementById(t.substring(1))};const e=(t,e)=>{let n=t.length,o=n;for(;n--;)e(t[o-n-1])};const n=function(t=!1){this.running=!1,this.events=[],this.add(t)};n.prototype.run=function(){if(!this.running&&this.events.length>0){const t=this.events.shift();this.running=!0,t(),this.running=!1,this.run()}},n.prototype.add=function(t=!1){return!!t&&(Array.isArray(t)?e(t,(t=>this.add(t))):(this.events.push(t),void this.run()))},n.prototype.clear=function(){this.events=[]};const o=function(t,e={}){return this.instance=t,this.data=e,this},r=function(t=!1){this.events={},this.instance=t};r.prototype.on=function(t=!1,e=!1){return!(!t||!e)&&(Array.isArray(this.events[t])||(this.events[t]=[]),this.events[t].push(e))},r.prototype.emit=function(t=!1,n={}){if(!t||!Array.isArray(this.events[t]))return!1;const r=new o(this.instance,n);e(this.events[t],(t=>t(r)))};const i=t=>!("naturalHeight"in t&&t.naturalHeight+t.naturalWidth===0)||t.width+t.height!==0,s=(t,e,n=!1)=>function(t,e){let n=t.length,o=n,r=[];for(;n--;)r.push(e(t[o-n-1]));return r}(e,(e=>((t,e,n=!1)=>new Promise(((t,n)=>{if(e.complete)return i(e)?t(e):n(e);e.addEventListener("load",(()=>i(e)?t(e):n(e))),e.addEventListener("error",(()=>n(e)))})).then((e=>{n&&t.emit(t.constants.EVENT_IMAGE_LOAD,{img:e})})).catch((e=>t.emit(t.constants.EVENT_IMAGE_ERROR,{img:e}))))(t,e,n)));function a(t,e,n=!1){if(window.Promise)return((t,e,n=!1)=>Promise.all(s(t,e,n)).then((()=>{t.emit(t.constants.EVENT_IMAGE_COMPLETE)})))(t,e,n);t.recalculate(!0,!0)}const c=t=>function(t,e){let n;return function(){n&&clearTimeout(n),n=setTimeout(t,e)}}((()=>{t.emit(t.constants.EVENT_RESIZE),t.queue.add((()=>t.recalculate(!0,!0)))}),100),l=e=>{(e=>{if(e.container=t(e.options.container),e.container instanceof t||!e.container)return!!e.options.debug&&console.error("Error: Container not found");e.container.length&&(e.container=e.container[0]),e.options.container=e.container,e.container.style.position="relative"})(e),(t=>{t.queue=new n,t.events=new r(t),t.rows=[],t.resizer=c(t)})(e),(e=>{let n=t("img",e.container);window.addEventListener("resize",e.resizer),e.on(e.constants.EVENT_IMAGE_LOAD,(()=>e.recalculate(!1,!1))),e.on(e.constants.EVENT_IMAGE_COMPLETE,(()=>e.recalculate(!0,!0))),e.options.useOwnImageLoader||a(e,n,!e.options.waitForImages),e.emit(e.constants.EVENT_INITIALIZED)})(e)},u=t=>t===Object(t)&&"[object Array]"!==Object.prototype.toString.call(t),p=(t,e)=>{u(t)||(e.columns=t),u(t)&&t.columns&&(e.columns=t.columns),u(t)&&t.margin&&!u(t.margin)&&(e.margin={x:t.margin,y:t.margin}),u(t)&&t.margin&&u(t.margin)&&t.margin.x&&(e.margin.x=t.margin.x),u(t)&&t.margin&&u(t.margin)&&t.margin.y&&(e.margin.y=t.margin.y)};function m(t){let e=t.useContainerForBreakpoints?t.container.clientWidth:window.innerWidth,n={columns:t.columns};u(t.margin)?n.margin={x:t.margin.x,y:t.margin.y}:n.margin={x:t.margin,y:t.margin};let o=Object.keys(t.breakAt);return t.mobileFirst?function({options:t,responsiveOptions:e,keys:n,docWidth:o}){let r;for(let i=0;i<n.length;i++){let s=parseInt(n[i],10);o>=s&&(r=t.breakAt[s],p(r,e))}return e}({options:t,responsiveOptions:n,keys:o,docWidth:e}):function({options:t,responsiveOptions:e,keys:n,docWidth:o}){let r;for(let i=n.length-1;i>=0;i--){let s=parseInt(n[i],10);o<=s&&(r=t.breakAt[s],p(r,e))}return e}({options:t,responsiveOptions:n,keys:o,docWidth:e})}function h(t){return m(t).columns}function f(t){return m(t).margin}function y(t,e=!0){let n=h(t),o=f(t).x,r=100/n;if(!e)return r;if(1===n)return"100%";let i="px";if("string"==typeof o){let t=parseFloat(o);i=o.replace(t,""),o=t}return o=(n-1)*o/n,"%"===i?r-o+"%":`calc(${r}% - 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diff --git a/package-lock.json b/package-lock.json
index cf86a64..7e2c6ce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,4004 +4,231 @@
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+        "@babel/code-frame": "^7.10.4",
+        "jest-worker": "^26.2.1",
+        "serialize-javascript": "^4.0.0",
+        "terser": "^5.0.0"
       }
     },
-    "trim-right": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/trim-right/-/trim-right-1.0.1.tgz",
-      "integrity": "sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM=",
+    "safe-buffer": {
+      "version": "5.2.1",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+      "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
       "dev": true
     },
-    "uglify-js": {
-      "version": "2.8.29",
-      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-2.8.29.tgz",
-      "integrity": "sha1-KcVzMUgFe7Th913zW3qcty5qWd0=",
+    "serialize-javascript": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-4.0.0.tgz",
+      "integrity": "sha512-GaNA54380uFefWghODBWEGisLZFj00nS5ACs6yHa9nLqlLpVLO8ChDGeKRjZnV4Nh4n0Qi7nhYZD/9fCPzEqkw==",
       "dev": true,
       "requires": {
-        "source-map": "~0.5.1",
-        "uglify-to-browserify": "~1.0.0",
-        "yargs": "~3.10.0"
+        "randombytes": "^2.1.0"
       }
     },
-    "uglify-to-browserify": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/uglify-to-browserify/-/uglify-to-browserify-1.0.2.tgz",
-      "integrity": "sha1-bgkk1r2mta/jSeOabWMoUKD4grc=",
-      "dev": true,
-      "optional": true
-    },
-    "union-value": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/union-value/-/union-value-1.0.1.tgz",
-      "integrity": "sha512-tJfXmxMeWYnczCVs7XAEvIV7ieppALdyepWMkHkwciRpZraG/xwT+s2JN8+pr1+8jCRf80FFzvr+MpQeeoF4Xg==",
-      "dev": true,
-      "optional": true,
-      "requires": {
-        "arr-union": "^3.1.0",
-        "get-value": "^2.0.6",
-        "is-extendable": "^0.1.1",
-        "set-value": "^2.0.1"
-      }
+    "source-map": {
+      "version": "0.7.3",
+      "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.7.3.tgz",
+      "integrity": "sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ==",
+      "dev": true
     },
-    "unset-value": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/unset-value/-/unset-value-1.0.0.tgz",
-      "integrity": "sha1-g3aHP30jNRef+x5vw6jtDfyKtVk=",
+    "source-map-support": {
+      "version": "0.5.19",
+      "resolved": "https://registry.npmjs.org/source-map-support/-/source-map-support-0.5.19.tgz",
+      "integrity": "sha512-Wonm7zOCIJzBGQdB+thsPar0kYuCIzYvxZwlBa87yi/Mdjv7Tip2cyVbLj5o0cFPN4EVkuTwb3GDDyUx2DGnGw==",
       "dev": true,
-      "optional": true,
       "requires": {
-        "has-value": "^0.3.1",
-        "isobject": "^3.0.0"
+        "buffer-from": "^1.0.0",
+        "source-map": "^0.6.0"
       },
       "dependencies": {
-        "has-value": {
-          "version": "0.3.1",
-          "resolved": "https://registry.npmjs.org/has-value/-/has-value-0.3.1.tgz",
-          "integrity": "sha1-ex9YutpiyoJ+wKIHgCVlSEWZXh8=",
-          "dev": true,
-          "optional": true,
-          "requires": {
-            "get-value": "^2.0.3",
-            "has-values": "^0.1.4",
-            "isobject": "^2.0.0"
-          },
-          "dependencies": {
-            "isobject": {
-              "version": "2.1.0",
-              "resolved": "https://registry.npmjs.org/isobject/-/isobject-2.1.0.tgz",
-              "integrity": "sha1-8GVWEJaj8dou9GJy+BXIQNh+DIk=",
-              "dev": true,
-              "optional": true,
-              "requires": {
-                "isarray": "1.0.0"
-              }
-            }
-          }
-        },
-        "has-values": {
-          "version": "0.1.4",
-          "resolved": "https://registry.npmjs.org/has-values/-/has-values-0.1.4.tgz",
-          "integrity": "sha1-bWHeldkd/Km5oCCJrThL/49it3E=",
-          "dev": true,
-          "optional": true
-        },
-        "isobject": {
-          "version": "3.0.1",
-          "resolved": "https://registry.npmjs.org/isobject/-/isobject-3.0.1.tgz",
-          "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
-          "dev": true,
-          "optional": true
+        "source-map": {
+          "version": "0.6.1",
+          "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+          "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
+          "dev": true
         }
       }
     },
-    "upath": {
-      "version": "1.2.0",
-      "resolved": "https://registry.npmjs.org/upath/-/upath-1.2.0.tgz",
-      "integrity": "sha512-aZwGpamFO61g3OlfT7OQCHqhGnW43ieH9WZeP7QxN/G/jS4jfqUkZxoryvJgVPEcrl5NL/ggHsSmLMHuH64Lhg==",
-      "dev": true,
-      "optional": true
-    },
-    "urix": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/urix/-/urix-0.1.0.tgz",
-      "integrity": "sha1-2pN/emLiH+wf0Y1Js1wpNQZ6bHI=",
-      "dev": true,
-      "optional": true
-    },
-    "use": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/use/-/use-3.1.1.tgz",
-      "integrity": "sha512-cwESVXlO3url9YWlFW/TA9cshCEhtu7IKJ/p5soJ/gGpj7vbvFrAY/eIioQ6Dw23KjZhYgiIo8HOs1nQ2vr/oQ==",
-      "dev": true,
-      "optional": true
-    },
-    "util-deprecate": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
-      "integrity": "sha1-RQ1Nyfpw3nMnYvvS1KKJgUGaDM8=",
+    "supports-color": {
+      "version": "5.5.0",
+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
+      "integrity": "sha512-QjVjwdXIt408MIiAqCX4oUKsgU2EqAGzs2Ppkm4aQYbjm+ZEWEcW4SfFNTr4uMNZma0ey4f5lgLrkB0aX0QMow==",
       "dev": true,
-      "optional": true
-    },
-    "window-size": {
-      "version": "0.1.0",
-      "resolved": "https://registry.npmjs.org/window-size/-/window-size-0.1.0.tgz",
-      "integrity": "sha1-VDjNLqk7IC76Ohn+iIeu58lPnJ0=",
-      "dev": true
-    },
-    "wordwrap": {
-      "version": "0.0.2",
-      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.2.tgz",
-      "integrity": "sha1-t5Zpu0LstAn4PVg8rVLKF+qhZD8=",
-      "dev": true
-    },
-    "wrappy": {
-      "version": "1.0.2",
-      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
-      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
-      "dev": true
+      "requires": {
+        "has-flag": "^3.0.0"
+      }
     },
-    "yargs": {
-      "version": "3.10.0",
-      "resolved": "https://registry.npmjs.org/yargs/-/yargs-3.10.0.tgz",
-      "integrity": "sha1-9+572FfdfB0tOMDnTvvWgdFDH9E=",
+    "terser": {
+      "version": "5.7.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-5.7.1.tgz",
+      "integrity": "sha512-b3e+d5JbHAe/JSjwsC3Zn55wsBIM7AsHLjKxT31kGCldgbpFePaFo+PiddtO6uwRZWRw7sPXmAN8dTW61xmnSg==",
       "dev": true,
       "requires": {
-        "camelcase": "^1.0.2",
-        "cliui": "^2.1.0",
-        "decamelize": "^1.0.0",
-        "window-size": "0.1.0"
+        "commander": "^2.20.0",
+        "source-map": "~0.7.2",
+        "source-map-support": "~0.5.19"
       }
     }
   }
diff --git a/package.json b/package.json
index fb800b7..e479576 100644
--- a/package.json
+++ b/package.json
@@ -11,7 +11,6 @@
     "masonry",
     "layout"
   ],
-  "main": "dist/macy.js",
   "homepage": "http://macyjs.com/",
   "repository": "https://github.com/bigbitecreative/macy.js",
   "bugs": {
@@ -23,27 +22,16 @@
     "LICENSE"
   ],
   "license": "MIT",
-  "engines": {
-    "node": ">= 0.9"
-  },
+  "main": "dist/macy.js",
+  "module": "dist/macy.esm.js",
+  "browser": "dist/macy.umd.js",
+  "dependencies": {},
   "devDependencies": {
-    "@babel/cli": "^7.8.3",
-    "@babel/core": "^7.8.3",
-    "babel-core": "^6.24.0",
-    "babel-plugin-external-helpers": "^6.22.0",
-    "babel-plugin-transform-es2015-modules-umd": "*",
-    "babel-plugin-transform-object-assign": "^6.22.0",
-    "babel-preset-es2015": "^6.24.0",
-    "jshint": "^2.9.4",
-    "rollup": "^0.41.6",
-    "rollup-plugin-babel": "^2.7.1",
-    "rollup-plugin-uglify": "^1.0.1",
-    "rollup-watch": "^3.2.2"
+    "rollup": "^2.56.0",
+    "rollup-plugin-terser": "^7.0.2"
   },
   "scripts": {
     "build": "rollup -c",
-    "build-dev": "rollup -c --environment build:dev",
-    "watch": "rollup -c -w --environment build:dev"
-  },
-  "dependencies": {}
+    "dev": "rollup -c -w"
+  }
 }
diff --git a/rollup.config.js b/rollup.config.js
index 2c59d35..779b507 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -1,19 +1,34 @@
-import babel from 'rollup-plugin-babel';
-import uglify from 'rollup-plugin-uglify';
+import { terser } from "rollup-plugin-terser";
+import pkg from './package.json';
 
-let buildObj = {
-  entry: 'src/macy.js',
-  format: 'umd',
-  moduleName: 'Macy',
-  banner: '/* Macy.js - v2.5.1 - @bigbite  */',
-  plugins: [
-    babel(),
-  ],
-  dest: 'dist/macy.js'
-};
+export default [
+	// browser-friendly UMD build
+	{
+		input: 'src/macy.js',
+		output: {
+			name: 'Macy',
+			banner: '/* Macy.js - v2.5.1 - @bigbite  */',
+			file: pkg.browser,
+			format: 'umd',
+			minifyInternalExports: true,
+		},
+		plugins: [
+			terser()
+		]
+	},
 
-if (process.env.build !== 'dev') {
-  buildObj.plugins.push(uglify());
-}
-
-export default buildObj;
+	// CommonJS (for Node) and ES module (for bundlers) build.
+	// (We could have three entries in the configuration array
+	// instead of two, but it's quicker to generate multiple
+	// builds from a single configuration where possible, using
+	// an array for the `output` option, where we can specify
+	// `file` and `format` for each target)
+	{
+		input: 'src/macy.js',
+		output: [
+			{ exports: 'auto', file: "dist/macy.dev.js", format: "cjs" },
+			{ exports: 'auto', file: "dist/macy.js", format: "cjs", plugins: [terser()] },
+			{ exports: 'auto', file: "dist/macy.esm.js", format: "esm" },
+		  ],
+	}
+];