diff --git a/frontend/text-editor/src/editor/content/dom/Style.js b/frontend/text-editor/src/editor/content/dom/Style.js
index d194a13363..1875bef926 100644
--- a/frontend/text-editor/src/editor/content/dom/Style.js
+++ b/frontend/text-editor/src/editor/content/dom/Style.js
@@ -21,7 +21,7 @@ const DEFAULT_LINE_HEIGHT = "1.2";
 export function mergeStyleDeclarations(target, source) {
   // This is better but it doesn't work in JSDOM
   // for (const styleName of source) {
-  for (let index = 0; index < source.length; index++) {
+  for (let index = 0; index < source.length; ++index) {
     const styleName = source.item(index);
     const styleValue = source.getPropertyValue(styleName);
     target.setProperty(styleName, styleValue);
@@ -36,7 +36,7 @@ export function mergeStyleDeclarations(target, source) {
  * @returns {CSSStyleDeclaration}
  */
 function resetStyleDeclaration(styleDeclaration) {
-  for (let index = 0; index < styleDeclaration.length; index++) {
+  for (let index = 0; index < styleDeclaration.length; ++index) {
     const styleName = styleDeclaration.item(index);
     styleDeclaration.removeProperty(styleName);
   }
@@ -121,6 +121,19 @@ export function getComputedStyle(element) {
   return inertElement.style;
 }
 
+/**
+ * Returns a property value
+ *
+ * @param {CSSStyleDeclaration} styleDeclaration
+ * @param {string} propertyName
+ * @returns {string|undefined}
+ */
+function getPropertyValue(styleDeclaration, propertyName) {
+  if (Array.from(styleDeclaration).includes(propertyName)) {
+    return styleDeclaration.getPropertyValue(propertyName)
+  }
+}
+
 /**
  * Normalizes style declaration.
  *
@@ -140,34 +153,39 @@ export function normalizeStyles(node, styleDefaults = getStyleDefaultsDeclaratio
 
   // If there's a color property, we should convert it to
   // a --fills CSS variable property.
-  const fills = styleDeclaration.getPropertyValue("--fills");
-  const color = styleDeclaration.getPropertyValue("color");
+  const fills = getPropertyValue(styleDeclaration, "--fills");
+  const color = getPropertyValue(styleDeclaration, "color");
   if (color && !fills) {
     styleDeclaration.removeProperty("color");
     styleDeclaration.setProperty("--fills", getFills(color));
-  } else {
+  } else if (fills) {
     styleDeclaration.setProperty("--fills", fills);
+  } else {
+    styleDeclaration.setProperty(
+      "--fills",
+      JSON.stringify([["^ ","~:fill-color","#000000","~:fill-opacity",1]]),
+    );
   }
 
   // If there's a font-family property and not a --font-id, then
   // we remove the font-family because it will not work.
-  const fontFamily = styleDeclaration.getPropertyValue("font-family");
-  const fontId = styleDeclaration.getPropertyValue("--font-id");
+  const fontFamily = getPropertyValue(styleDeclaration, "font-family");
+  const fontId = getPropertyValue(styleDeclaration, "--font-id");
   if (fontFamily && !fontId) {
     styleDeclaration.removeProperty("font-family");
   }
 
-  const fontSize = styleDeclaration.getPropertyValue("font-size");
+  const fontSize = getPropertyValue(styleDeclaration, "font-size");
   if (!fontSize || fontSize === "0px") {
     styleDeclaration.setProperty("font-size", DEFAULT_FONT_SIZE);
   }
 
-  const lineHeight = styleDeclaration.getPropertyValue("line-height");
+  const lineHeight = getPropertyValue(styleDeclaration, "line-height");
   if (!lineHeight || lineHeight === "" || !lineHeight.endsWith("px")) {
     // TODO: Podríamos convertir unidades en decimales.
     styleDeclaration.setProperty("line-height", DEFAULT_LINE_HEIGHT);
   } else if (lineHeight.endsWith("px")) {
-    const fontSize = styleDeclaration.getPropertyValue("font-size");
+    const fontSize = getPropertyValue(styleDeclaration, "font-size");
     styleDeclaration.setProperty(
       "line-height",
       parseFloat(lineHeight) / parseFloat(fontSize),
diff --git a/frontend/text-editor/src/editor/controllers/SelectionController.js b/frontend/text-editor/src/editor/controllers/SelectionController.js
index dd01048552..0aefcdde7d 100644
--- a/frontend/text-editor/src/editor/controllers/SelectionController.js
+++ b/frontend/text-editor/src/editor/controllers/SelectionController.js
@@ -46,6 +46,7 @@ import CommandMutations from "../commands/CommandMutations.js";
 import { isRoot, setRootStyles } from "../content/dom/Root.js";
 import { SelectionDirection } from "./SelectionDirection.js";
 import SafeGuard from "./SafeGuard.js";
+import { mergeStyleDeclarations } from '../content/dom/Style.js';
 
 /**
  * Supported options for the SelectionController.
@@ -56,39 +57,7 @@ import SafeGuard from "./SafeGuard.js";
 
 /**
  * SelectionController uses the same concepts used by the Selection API but extending it to support
- * our own internal model based on paragraphs (in drafconst textEditorMock = TextEditorMock.createTextEditorMockWithParagraphs([
-      createParagraph([createInline(new Text("Hello, "))]),
-      createEmptyParagraph(),
-      createParagraph([createInline(new Text("World!"))]),
-    ]);
-    const root = textEditorMock.root;
-    const selection = document.getSelection();
-    const selectionController = new SelectionController(
-      textEditorMock,
-      selection
-    );
-    focus(
-      selection,
-      textEditorMock,
-      root.childNodes.item(2).firstChild.firstChild,
-      0
-    );
-    selectionController.mergeBackwardParagraph();
-    expect(textEditorMock.root).toBeInstanceOf(HTMLDivElement);
-    expect(textEditorMock.root.children.length).toBe(2);
-    expect(textEditorMock.root.dataset.itype).toBe("root");
-    expect(textEditorMock.root.firstChild).toBeInstanceOf(HTMLDivElement);
-    expect(textEditorMock.root.firstChild.dataset.itype).toBe("paragraph");
-    expect(textEditorMock.root.firstChild.firstChild).toBeInstanceOf(
-      HTMLSpanElement
-    );
-    expect(textEditorMock.root.firstChild.firstChild.dataset.itype).toBe(
-      "inline"
-    );
-    expect(textEditorMock.root.textContent).toBe("Hello, World!");
-    expect(textEditorMock.root.firstChild.textContent).toBe("Hello, ");
-    expect(textEditorMock.root.lastChild.textContent).toBe("World!");
-  t.js they were called blocks) and inlines.
+ * our own internal model based on paragraphs (in draft.js they were called blocks) and inlines.
  */
 export class SelectionController extends EventTarget {
   /**
@@ -253,11 +222,7 @@ export class SelectionController extends EventTarget {
    * @param {HTMLElement} element
    */
   #applyStylesToCurrentStyle(element) {
-    for (let index = 0; index < element.style.length; index++) {
-      const styleName = element.style.item(index);
-      const styleValue = element.style.getPropertyValue(styleName);
-      this.#currentStyle.setProperty(styleName, styleValue);
-    }
+    mergeStyleDeclarations(this.#currentStyle, element.style);
   }
 
   /**