diff --git a/www/common/file-dialog.less b/www/common/file-dialog.less
index aac18f274..936152f8b 100644
--- a/www/common/file-dialog.less
+++ b/www/common/file-dialog.less
@@ -44,6 +44,7 @@
             border: 0;
             padding: 8px 12px;
             margin: 1em;
+            width: 300px;
         }
 
         .close {
@@ -60,6 +61,7 @@
         .fileContainer {
             display: flex;
             flex-wrap: wrap;
+            justify-content: center;
             overflow-y: auto;
         }