fix

app/assets/stylesheets/list.css

@@ -12,6 +12,9 @@
 .main-list {
 	margin-bottom: 0;
 }
+#filter .main-list, #filter + .main-list {
+ 	table-layout: fixed;
+}
 .main-wrap>.main-list thead th {
 	background-color: transparent;
 	border-right: medium none;