diff --git a/app/javascript/styles/stream_entries.scss b/app/javascript/styles/stream_entries.scss
index 3856942e1..9e062c57e 100644
--- a/app/javascript/styles/stream_entries.scss
+++ b/app/javascript/styles/stream_entries.scss
@@ -263,7 +263,9 @@
     border: medium none;
     display: block;
     flex: 1 1 auto;
+    width: 100%;
     height: 100%;
+    overflow: hidden;
     margin-right: 2px;
 
     &:last-child {