Fix list header height when cards count is shown

client/components/lists/list.styl

@@ -43,9 +43,6 @@
       background: white
       margin: -3px 0 8px
 
-.list-header-card-count
-  height: 35px
-
 .list-header-add
   flex: 0 0 auto
   padding: 20px 12px 4px
@@ -60,6 +57,9 @@
   background-color: #e4e4e4;
   border-bottom: 6px solid #e4e4e4;
 
+  &.list-header-card-count
+    min-height: 35px
+    height: auto
 
   &.ui-sortable-handle
     cursor: grab