Nicer hints

packages/@uppy/status-bar/src/style.scss

@@ -268,12 +268,13 @@
   display: inline-block;
   vertical-align: middle;
   color: $white;
-  background-color: $gray-700;
+  background-color: $gray-500;
   border-radius: 50%;
   position: relative;
   top: 0;
   left: 2px;
   font-size: 10px;
+  font-weight: 600;
   text-align: center;
   cursor: help;
 }