diff --git a/core/css/styles.css b/core/css/styles.css
index 945e584668..e3d8403e75 100644
--- a/core/css/styles.css
+++ b/core/css/styles.css
@@ -141,7 +141,7 @@ a.bookmarklet { background-color: #ddd; border:1px solid #ccc; padding: 5px;padd
 
 /* ---- DIALOGS ---- */
 #dirtree {width: 100%;}
-#filelist {height: 270px; overflow:scroll; background-color: white;}
+#filelist {height: 270px; overflow:scroll; background-color: white; width: 100%;}
 .filepicker_element_selected { background-color: lightblue;}
 .filepicker_loader {height: 120px; width: 100%; background-color: #333; -ms-filter:"progid:DXImageTransform.Microsoft.Alpha(Opacity=30)"; filter:alpha(opacity=30); opacity:.3; visibility: visible; position:absolute; top:0; left:0; text-align:center; padding-top: 150px;}