diff --git a/src/Umbraco.Web.UI.Client/src/less/rte.less b/src/Umbraco.Web.UI.Client/src/less/rte.less
index d6d38f540a..0e43f428ae 100644
--- a/src/Umbraco.Web.UI.Client/src/less/rte.less
+++ b/src/Umbraco.Web.UI.Client/src/less/rte.less
@@ -164,4 +164,13 @@
 
 .mce-fullscreen {
     position: absolute;
+
+    .mce-in {
+        position: fixed;
+        top: 35px !important;
+    }
+
+    umb-editor__overlay, .umb-editor {
+        position: fixed;
+    }
 }