diff --git a/app/src/assets/scss/_wysiwyg.scss b/app/src/assets/scss/_wysiwyg.scss
index 2fcea562c..f9fa92cf7 100644
--- a/app/src/assets/scss/_wysiwyg.scss
+++ b/app/src/assets/scss/_wysiwyg.scss
@@ -156,6 +156,7 @@
 
     &.sb {
       padding: 0;
+      max-width: 100%;
 
       &[data-sb-layout="col"] {
         display: flex;