diff --git a/core/themes/seven/css/theme/ckeditor-dialog.css b/core/themes/seven/css/theme/ckeditor-dialog.css
index c135ff0..3c39ac7 100644
--- a/core/themes/seven/css/theme/ckeditor-dialog.css
+++ b/core/themes/seven/css/theme/ckeditor-dialog.css
@@ -29,7 +29,7 @@
   border: 0;
   border-top-left-radius: 5px;
   border-top-right-radius: 5px;
-  font-size: 1.334em;
+  font-size: 1.3344em;
   line-height: 1.315em;
   font-weight: 600;
   background: #6b6b6b;
@@ -46,6 +46,10 @@
   background: url(../../../../misc/icons/ffffff/ex.svg) 0 0 no-repeat;
   opacity: 1;
 }
+.cke_dialog_contents {
+  border-bottom-left-radius: 5px;
+  border-bottom-right-radius: 5px;
+}
 .cke_reset_all .cke_dialog_contents_body {
   padding: 1em;
 }