style.css

:root {
  --theme: rgb(17, 25, 36);
  --theme-opp: rgb(153,157,164);
  --sync-padd-top: 10px;
  --nav-container-height: 70px;
  --editor-height: calc(100vh - var(--nav-container-height));
  scrollbar-width: 0;
  --openTagColor: rgba(65, 150, 255, 1);
  --editor-base-color: rgb(150, 150, 150);
  --attributeColor: rgb(193, 226, 250);
  --attributeColorThin: rgb(220, 220, 220);
  --quoteColor: yellow;
  --mainColor: rgb(225, 225, 225);
}

::-webkit-scrollbar {
  display: none;
}

body {
  font-family: sans-serif;
  margin: 0;
  padding: 0 !important;
  background: var(--theme);
  color: white;
  transition: 0 !important;
  overflow: hidden !important;
  /*To stop Display Shake: hidden*/
  margin: 0 !important;
}

.container {
  display: flex;
  flex-direction: column;
  width: 100vw;
  height: 100vh;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem;
  background-color: #f0f0f0;
}

.header h1 {
  margin: 0;
}

/*.editor-container {
    flex: 1;
    padding: 1rem;
}
*/
#editor {
  width: 100%;
  height: 100%;
  font-size: 16px;
  border: 1px solid #ccc;
  padding: 1rem;
  background-color: #fafafa;
}

.console {
  padding: 1rem;
  background-color: #eee;
  font-size: 14px;
}

#console-output {
  margin: 0;
  padding: 1rem;
  overflow-y: scroll;
}

.col-1less {
  flex: 0 0 0.8333%;
  max-width: 0.8333%;
}

#editor-container {
  position: relative;
  background: transparent;
  box-sizing: border-box;
  height: var(--editor-height) !important;
  margin-top: var(--nav-container-height);
}

#line-number-container {
  padding: 0;
  position: absolute;
  height: 100%;
  color: var(--theme-opp);
  z-index: 3;
  text-align: ;
  overflow-y: scroll;
  background: var(--theme);
  padding-top: var(--sync-padd-top);
  padding-block-end: 100px !important;
  pointer-events: none;
}

/*#tline-number-container:before {
  content: "";
  height: inheri
  width: inherit;
  position: absolute;
  left: 0;
  background: red;
  z-index: 3;
}*/
#code-area-container {
  position: inherit;
}

#code-area-container,
#code-area,
#code-area-render,
#space-forcer {
  height: inherit;
  width: 100%;
  white-space: nowrap !important;
  padding-block-end: 100px !important;
}

#code-area,
#code-area-render,
#space-force {
  padding: 0;
  margin: 0;
  border: 0;
  outline: 0;
  padding-top: var(--sync-padd-top);
  overflow: scroll;
  color: transparent;
  line-height: inherit;
  white-space-collapse: preserve !important;
  display: inline-block;
  width: 100%;
  box-sizing: border-box;
  left: -5px !important;
}

#code-area {
  background: transparent;
  position: relative;
  outline: none;
  border: 0;
  caret-color: white;
  resize: none;
}


#code-area-render {
  position: absolute;
  background: inherit;
  color: var(--mainColor);
  top: 0;
  left: 0;
  z-index: -1;
}


#file-tab {
  height: var(--nav-container-height);
  width: 100%;
  background: darkblue;
  box-sizing: border-box;
  z-index: 5;
}
#keyx{
  display: flex;
  flex-direction: row;
  text-align: center;
}
#keyx>span {
 flex-grow: 1;
 padding: 1rem;
}

.flash-bg {
  animation: flash 0.5s ease-in-out;
}

.active-key {
  color: blue;
}

@keyframes flash {
  0% {
    background: rgba(255, 255, 255, 1);
  }

  50% {
    background: rgba(255, 255, 255, 0.5);
  }

  100% {
    background: rgba(255, 255, 255, 0.1);
  }
}