diff --git a/css/main.css b/css/main.css
index de16d81d..062d3eb2 100644
--- a/css/main.css
+++ b/css/main.css
@@ -1579,6 +1579,7 @@ strong {
 
 .image-attachment {
     flex-direction: column;
+    max-width: 314px;
 }
 
 .image-preview {