Ticket #46520: 46520.diff

wp-includes/css/customize-preview.css

@@ -41 +41 @@
         height: 30px;
         min-width: 30px;
         min-height: 30px;
-        line-height: 1em !important;
+        line-height: 1 !important;
         font-size: 18px;
         z-index: 5;
         background: #0085ba !important;