diff --git a/mobile/android/themes/core/content.css b/mobile/android/themes/core/content.css
index 6e0d5f2a3273..cbd9d6dcab87 100644
--- a/mobile/android/themes/core/content.css
+++ b/mobile/android/themes/core/content.css
@@ -318,15 +318,6 @@ textarea:active {
   background-color: @color_background_highlight_overlay@ !important;
 }
 
-/* 
- * Generate an additional space after the anonymous div to make it easier to
- * to position the caret at the end of the text
- */
-input > .anonymous-div:after {
-  content: "";
-  margin: 16px;
-}
-
 xul|menulist {
   -moz-binding: url("chrome://browser/content/bindings/menulist.xml#menulist");
 }
diff --git a/mobile/xul/themes/core/content.css b/mobile/xul/themes/core/content.css
index ba82dd7de8a7..58f6e55048d7 100644
--- a/mobile/xul/themes/core/content.css
+++ b/mobile/xul/themes/core/content.css
@@ -313,15 +313,6 @@ textarea:active {
   background-color: rgba(141, 184, 216, 0.5) !important;
 }
 
-/* 
- * Generate an additional space after the anonymous div to make it easier to
- * to position the caret at the end of the text
- */
-input > .anonymous-div:after {
-  content: "";
-  margin: 16px;
-}
-
 /*
  * Enforce nearest scaling for video in order not to lose too much performance
  * after fixing bug 598736 ("Use higher-quality imageinterpolation on mobile")
diff --git a/mobile/xul/themes/core/gingerbread/content.css b/mobile/xul/themes/core/gingerbread/content.css
index 5b2491c7a33d..a42f4c895f34 100644
--- a/mobile/xul/themes/core/gingerbread/content.css
+++ b/mobile/xul/themes/core/gingerbread/content.css
@@ -313,15 +313,6 @@ textarea:active {
   background-color: @color_background_highlight_overlay@ !important;
 }
 
-/* 
- * Generate an additional space after the anonymous div to make it easier to
- * to position the caret at the end of the text
- */
-input > .anonymous-div:after {
-  content: "";
-  margin: 16px;
-}
-
 /*
  * Enforce nearest scaling for video in order not to lose too much performance
  * after fixing bug 598736 ("Use higher-quality imageinterpolation on mobile")