diff --git a/.github/assets/FullFeaturedDemo.png b/.github/assets/FullFeaturedDemo.png
new file mode 100644
index 0000000..49a993f
Binary files /dev/null and b/.github/assets/FullFeaturedDemo.png differ
diff --git a/.github/assets/TableDemo.png b/.github/assets/TableDemo.png
index 1a0ff8d..9eadf0f 100644
Binary files a/.github/assets/TableDemo.png and b/.github/assets/TableDemo.png differ
diff --git a/.github/assets/rta_editor.png b/.github/assets/rta_editor.png
index 655b705..21dcad5 100644
Binary files a/.github/assets/rta_editor.png and b/.github/assets/rta_editor.png differ
diff --git a/rta/src/main/java/com/gluonhq/richtextarea/ParagraphTile.java b/rta/src/main/java/com/gluonhq/richtextarea/ParagraphTile.java
index 33f3337..472bcbb 100644
--- a/rta/src/main/java/com/gluonhq/richtextarea/ParagraphTile.java
+++ b/rta/src/main/java/com/gluonhq/richtextarea/ParagraphTile.java
@@ -158,9 +158,10 @@ private HBox createGridBox(List<Node> fragments, List<Integer> positions, List<I
         int r = decoration.getTableDecoration().getRows();
         int c = decoration.getTableDecoration().getColumns();
         TextAlignment[][] ta = decoration.getTableDecoration().getCellAlignment();
+        Double[] columnPrefWidth = decoration.getTableDecoration().getColumnsPrefWidth();
         for (int j = 0; j < c; j++) {
             ColumnConstraints cc = new ColumnConstraints();
-            cc.setPercentWidth(100.0 / (double) c);
+            cc.setPrefWidth(columnPrefWidth[j]);
             grid.getColumnConstraints().add(cc);
         }
         int index = 0;
@@ -179,7 +180,7 @@ private HBox createGridBox(List<Node> fragments, List<Integer> positions, List<I
                             return (positions.get(tableIndex) <= p && p < positions.get(tableIndex + 1));
                         })
                         .collect(Collectors.toList()), background, pd);
-                layer.updatePrefWidth(100);
+                layer.updatePrefWidth(columnPrefWidth[j]);
                 layers.add(layer);
                 grid.add(layer, j, i);
                 prefHeight = Math.max(prefHeight, layer.prefHeight(100));
diff --git a/rta/src/main/java/com/gluonhq/richtextarea/model/TableDecoration.java b/rta/src/main/java/com/gluonhq/richtextarea/model/TableDecoration.java
index fa793e3..6bc2017 100644
--- a/rta/src/main/java/com/gluonhq/richtextarea/model/TableDecoration.java
+++ b/rta/src/main/java/com/gluonhq/richtextarea/model/TableDecoration.java
@@ -1,7 +1,7 @@
 package com.gluonhq.richtextarea.model;
 
 /*
- * Copyright (c) 2022, Gluon
+ * Copyright (c) 2022, 2023, Gluon
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -35,15 +35,17 @@
 /**
  * TableDecoration is a {@link Decoration} that can be applied to a paragraph in order to place
  * a table with a number of rows and columns where text can be added, with a given text alignment
- * defined per table cell.
+ * defined per table cell, and a given preferred width per column.
  */
 public class TableDecoration implements Decoration {
 
     public static final String TABLE_SEPARATOR = "table_separator";
+    private static final double COLUMN_PREF_WIDTH = 100d;
 
     private final int rows;
     private final int columns;
     private final TextAlignment[][] cellAlignment;
+    private final Double[] columnsPrefWidth;
 
     public TableDecoration() {
         this(0, 0, null);
@@ -54,6 +56,10 @@ public TableDecoration(int rows, int columns) {
     }
 
     public TableDecoration(int rows, int columns, TextAlignment[][] cellAlignment) {
+        this(rows, columns, cellAlignment, null);
+    }
+
+    public TableDecoration(int rows, int columns, TextAlignment[][] cellAlignment, Double[] columnsPrefWidth) {
         this.rows = rows;
         this.columns = columns;
         TextAlignment[][] defaultCellAlignment = new TextAlignment[rows][columns];
@@ -63,6 +69,9 @@ public TableDecoration(int rows, int columns, TextAlignment[][] cellAlignment) {
             }
         }
         this.cellAlignment = cellAlignment != null ? cellAlignment : defaultCellAlignment;
+        Double[] defaultColumnsPrefWidth = new Double[columns];
+        Arrays.fill(defaultColumnsPrefWidth, COLUMN_PREF_WIDTH);
+        this.columnsPrefWidth = columnsPrefWidth != null ? columnsPrefWidth : defaultColumnsPrefWidth;
     }
 
     /**
@@ -88,12 +97,22 @@ public int getColumns() {
      *
      * By default, the text alignment is set to {@link TextAlignment#LEFT}.
      *
-     * @return the {@link TextAlignment} for each cell
+     * @return an array with the {@link TextAlignment} for each cell
      */
     public TextAlignment[][] getCellAlignment() {
         return cellAlignment;
     }
 
+    /**
+     * Returns an array with the preferred width for each column.
+     * By default, each column is set to 100 pixels
+     *
+     * @return an array with the pref width of each column
+     */
+    public Double[] getColumnsPrefWidth() {
+        return columnsPrefWidth;
+    }
+
     public static TableDecoration fromTableDecorationInsertingRow(TableDecoration tableDecoration, int row) {
         int rows = tableDecoration.getRows();
         int columns = tableDecoration.getColumns();
@@ -105,7 +124,7 @@ public static TableDecoration fromTableDecorationInsertingRow(TableDecoration ta
                         TextAlignment.LEFT : tableDecoration.getCellAlignment()[rowIndex][j];
             }
         }
-        return new TableDecoration(rows + 1, columns, newCellAlignment);
+        return new TableDecoration(rows + 1, columns, newCellAlignment, tableDecoration.getColumnsPrefWidth());
     }
 
     public static TableDecoration fromTableDecorationDeletingRow(TableDecoration tableDecoration, int row) {
@@ -123,7 +142,7 @@ public static TableDecoration fromTableDecorationDeletingRow(TableDecoration tab
                 newCellAlignment[rowIndex][j] = tableDecoration.getCellAlignment()[i][j];
             }
         }
-        return new TableDecoration(rows - 1, columns, newCellAlignment);
+        return new TableDecoration(rows - 1, columns, newCellAlignment, tableDecoration.getColumnsPrefWidth());
     }
 
     public static TableDecoration fromTableDecorationInsertingColumn(TableDecoration tableDecoration, int column) {
@@ -137,7 +156,13 @@ public static TableDecoration fromTableDecorationInsertingColumn(TableDecoration
                         TextAlignment.LEFT : tableDecoration.getCellAlignment()[i][colIndex];
             }
         }
-        return new TableDecoration(rows, columns + 1, newCellAlignment);
+        Double[] newColumnsPrefWidth = new Double[columns + 1];
+        for (int j = 0; j < columns + 1; j++) {
+            int colIndex = j > column ? j - 1 : j;
+            newColumnsPrefWidth[j] = j == column ?
+                    COLUMN_PREF_WIDTH : tableDecoration.getColumnsPrefWidth()[colIndex];
+        }
+        return new TableDecoration(rows, columns + 1, newCellAlignment, newColumnsPrefWidth);
     }
 
     public static TableDecoration fromTableDecorationDeletingColumn(TableDecoration tableDecoration, int column) {
@@ -155,7 +180,17 @@ public static TableDecoration fromTableDecorationDeletingColumn(TableDecoration
                 newCellAlignment[i][colIndex] = tableDecoration.getCellAlignment()[i][j];
             }
         }
-        return new TableDecoration(rows, columns - 1, newCellAlignment);
+        Double[] newColumnsPrefWidth = new Double[columns + 1];
+        for (int j = 0; j < columns + 1; j++) {
+            int colIndex = j;
+            if (j == column) {
+                continue;
+            } else if (j > column) {
+                colIndex = j - 1;
+            }
+            newColumnsPrefWidth[colIndex] = tableDecoration.getColumnsPrefWidth()[j];
+        }
+        return new TableDecoration(rows, columns - 1, newCellAlignment, newColumnsPrefWidth);
     }
 
     @Override
@@ -165,18 +200,19 @@ public boolean equals(Object o) {
         TableDecoration that = (TableDecoration) o;
         return rows == that.rows &&
                 columns == that.columns &&
-                Arrays.deepEquals(cellAlignment, that.cellAlignment);
+                Arrays.deepEquals(cellAlignment, that.cellAlignment) &&
+                Arrays.deepEquals(columnsPrefWidth, that.columnsPrefWidth);
     }
 
     @Override
     public int hashCode() {
         int result = Objects.hash(rows, columns);
-        result = 31 * result + Arrays.deepHashCode(cellAlignment);
+        result = 31 * result + Arrays.deepHashCode(cellAlignment) + Arrays.deepHashCode(columnsPrefWidth);
         return result;
     }
 
     @Override
     public String toString() {
-        return "TabDec[" + rows + " x " + columns + "] - " + Arrays.deepToString(cellAlignment);
+        return "TabDec[" + rows + " x " + columns + "] - " + Arrays.deepToString(cellAlignment) + " - " + Arrays.deepToString(columnsPrefWidth);
     }
 }
diff --git a/samples/README.md b/samples/README.md
index aca4dd3..e431899 100644
--- a/samples/README.md
+++ b/samples/README.md
@@ -159,4 +159,4 @@ To run this sample, using Java 17+, do as follows:
 mvn javafx:run
 ```
 
-![rta_editor.png](../.github/assets/rta_editor.png)
+![rta_editor.png](../.github/assets/FullFeaturedDemo.png)
diff --git a/samples/src/main/java/com/gluonhq/richtextarea/samples/FullFeaturedDemo.java b/samples/src/main/java/com/gluonhq/richtextarea/samples/FullFeaturedDemo.java
index 3ced74d..595dcab 100644
--- a/samples/src/main/java/com/gluonhq/richtextarea/samples/FullFeaturedDemo.java
+++ b/samples/src/main/java/com/gluonhq/richtextarea/samples/FullFeaturedDemo.java
@@ -104,6 +104,10 @@
 import static javafx.scene.text.FontPosture.REGULAR;
 import static javafx.scene.text.FontWeight.BOLD;
 import static javafx.scene.text.FontWeight.NORMAL;
+import static javafx.scene.text.TextAlignment.CENTER;
+import static javafx.scene.text.TextAlignment.JUSTIFY;
+import static javafx.scene.text.TextAlignment.LEFT;
+import static javafx.scene.text.TextAlignment.RIGHT;
 
 /**
  * This is an advance sample that shows how to create a rich text editor, by using
@@ -127,15 +131,17 @@ public class FullFeaturedDemo extends Application {
     private final List<DecorationModel> decorations;
 
     {
-        TextDecoration bold14 = TextDecoration.builder().presets().fontWeight(BOLD).fontSize(14).build();
-        TextDecoration preset = TextDecoration.builder().presets().build();
-        ParagraphDecoration center63 = ParagraphDecoration.builder().presets().alignment(TextAlignment.CENTER).topInset(6).bottomInset(3).build();
-        ParagraphDecoration justify22 = ParagraphDecoration.builder().presets().alignment(TextAlignment.JUSTIFY).topInset(2).bottomInset(2).build();
-        ParagraphDecoration right22 = ParagraphDecoration.builder().presets().alignment(TextAlignment.RIGHT).topInset(2).bottomInset(2).build();
-        ParagraphDecoration left535 = ParagraphDecoration.builder().presets().alignment(TextAlignment.LEFT).topInset(5).bottomInset(3).spacing(5).build();
-        ParagraphDecoration center42 = ParagraphDecoration.builder().presets().alignment(TextAlignment.CENTER).topInset(4).bottomInset(2).build();
-        TableDecoration tdec = new TableDecoration(2, 3, new TextAlignment[][]{{TextAlignment.CENTER, TextAlignment.LEFT, TextAlignment.RIGHT}, {TextAlignment.JUSTIFY, TextAlignment.RIGHT, TextAlignment.CENTER}});
-        ParagraphDecoration table = ParagraphDecoration.builder().presets().alignment(TextAlignment.CENTER).tableDecoration(tdec).build();
+        TextDecoration bold14 = TextDecoration.builder().presets().fontFamily("Arial").fontWeight(BOLD).fontSize(14).build();
+        TextDecoration preset = TextDecoration.builder().presets().fontFamily("Arial").build();
+        ParagraphDecoration center63 = ParagraphDecoration.builder().presets().alignment(CENTER).topInset(6).bottomInset(3).build();
+        ParagraphDecoration justify22 = ParagraphDecoration.builder().presets().alignment(JUSTIFY).topInset(2).bottomInset(2).build();
+        ParagraphDecoration right22 = ParagraphDecoration.builder().presets().alignment(RIGHT).topInset(2).bottomInset(2).build();
+        ParagraphDecoration left535 = ParagraphDecoration.builder().presets().alignment(LEFT).topInset(5).bottomInset(3).spacing(5).build();
+        ParagraphDecoration center42 = ParagraphDecoration.builder().presets().alignment(CENTER).topInset(4).bottomInset(2).build();
+        TableDecoration tdec = new TableDecoration(2, 3,
+                new TextAlignment[][]{{CENTER, LEFT, RIGHT}, {JUSTIFY, RIGHT, CENTER}},
+                new Double[] {100d, 50d, 150d});
+        ParagraphDecoration table = ParagraphDecoration.builder().presets().alignment(CENTER).tableDecoration(tdec).build();
         decorations = List.of(
                 new DecorationModel(0, 21, bold14, center63),
                 new DecorationModel(21, 575, preset, justify22),
@@ -192,7 +198,7 @@ public Presets fromString(String s) {
 
         ComboBox<String> fontFamilies = new ComboBox<>();
         fontFamilies.getItems().setAll(Font.getFamilies());
-        fontFamilies.setValue("Arial");
+        fontFamilies.setValue("System");
         fontFamilies.setPrefWidth(100);
         new TextDecorateAction<>(editor, fontFamilies.valueProperty(), TextDecoration::getFontFamily, (builder, a) -> builder.fontFamily(a).build());
 
@@ -269,10 +275,10 @@ public Double fromString(String s) {
 
         ToolBar paragraphToolbar = new ToolBar();
         paragraphToolbar.getItems().setAll(
-                createToggleButton(LineAwesomeSolid.ALIGN_LEFT, property -> new ParagraphDecorateAction<>(editor, property, d -> d.getAlignment() == TextAlignment.LEFT, (builder, a) -> builder.alignment(TextAlignment.LEFT).build())),
-                createToggleButton(LineAwesomeSolid.ALIGN_CENTER, property -> new ParagraphDecorateAction<>(editor, property, d -> d.getAlignment() == TextAlignment.CENTER, (builder, a) -> builder.alignment(a ? TextAlignment.CENTER : TextAlignment.LEFT).build())),
-                createToggleButton(LineAwesomeSolid.ALIGN_RIGHT, property -> new ParagraphDecorateAction<>(editor, property, d -> d.getAlignment() == TextAlignment.RIGHT, (builder, a) -> builder.alignment(a ? TextAlignment.RIGHT : TextAlignment.LEFT).build())),
-                createToggleButton(LineAwesomeSolid.ALIGN_JUSTIFY, property -> new ParagraphDecorateAction<>(editor, property, d -> d.getAlignment() == TextAlignment.JUSTIFY, (builder, a) -> builder.alignment(a ? TextAlignment.JUSTIFY : TextAlignment.LEFT).build())),
+                createToggleButton(LineAwesomeSolid.ALIGN_LEFT, property -> new ParagraphDecorateAction<>(editor, property, d -> d.getAlignment() == LEFT, (builder, a) -> builder.alignment(LEFT).build())),
+                createToggleButton(LineAwesomeSolid.ALIGN_CENTER, property -> new ParagraphDecorateAction<>(editor, property, d -> d.getAlignment() == CENTER, (builder, a) -> builder.alignment(a ? CENTER : LEFT).build())),
+                createToggleButton(LineAwesomeSolid.ALIGN_RIGHT, property -> new ParagraphDecorateAction<>(editor, property, d -> d.getAlignment() == RIGHT, (builder, a) -> builder.alignment(a ? RIGHT : LEFT).build())),
+                createToggleButton(LineAwesomeSolid.ALIGN_JUSTIFY, property -> new ParagraphDecorateAction<>(editor, property, d -> d.getAlignment() == JUSTIFY, (builder, a) -> builder.alignment(a ? JUSTIFY : LEFT).build())),
                 new Separator(Orientation.VERTICAL),
                 createSpinner("Spacing", p -> new ParagraphDecorateAction<>(editor, p, v -> (int) v.getSpacing(), (builder, a) -> builder.spacing(a).build())),
                 new Separator(Orientation.VERTICAL),
@@ -533,10 +539,10 @@ public static void main(String[] args) {
 
     private enum Presets {
 
-        DEFAULT("Default",12, NORMAL, TextAlignment.LEFT),
-        HEADER1("Header 1", 32, BOLD, TextAlignment.CENTER),
-        HEADER2("Header 2", 24, BOLD, TextAlignment.LEFT),
-        HEADER3("Header 3", 19, BOLD, TextAlignment.LEFT);
+        DEFAULT("Default",12, NORMAL, LEFT),
+        HEADER1("Header 1", 32, BOLD, CENTER),
+        HEADER2("Header 2", 24, BOLD, LEFT),
+        HEADER3("Header 3", 19, BOLD, LEFT);
 
         private final String name;
         private final int fontSize;
diff --git a/samples/src/main/java/com/gluonhq/richtextarea/samples/TableDemo.java b/samples/src/main/java/com/gluonhq/richtextarea/samples/TableDemo.java
index f0aa202..ee191e1 100644
--- a/samples/src/main/java/com/gluonhq/richtextarea/samples/TableDemo.java
+++ b/samples/src/main/java/com/gluonhq/richtextarea/samples/TableDemo.java
@@ -89,7 +89,7 @@ private Document getDocument() {
             alignment[i][0] = TextAlignment.CENTER;
             alignment[i][1] = TextAlignment.LEFT;
         }
-        TableDecoration tableDecoration = new TableDecoration(flags, 2, alignment);
+        TableDecoration tableDecoration = new TableDecoration(flags, 2, alignment, new Double[] {80d, 200d});
         ParagraphDecoration table = ParagraphDecoration.builder().presets().alignment(TextAlignment.CENTER)
                 .tableDecoration(tableDecoration)
                 .topInset(5).rightInset(5).bottomInset(5).leftInset(5)