Fixing font size of charset label

src/index.html

@@ -64,7 +64,7 @@
           fill: #cbcbba;
         }
 
-        .subexp .subexp-label {
+        .subexp .subexp-label, .charset .charset-label {
           font-size: 10px;
         }
 

src/js/parser/javascript/charset.js

@@ -8,6 +8,7 @@ export default _.extend({}, Base, {
     this.container.addClass('charset');
 
     this.label = this.container.text()
+      .addClass('charset-label')
       .attr({
         text: this.invert() ? 'None of:' : 'One of:'
       });