update css file

static/stylesheets/bootstrap-switch.css

@@ -33,15 +33,6 @@
 .has-switch.switch-mini {
   min-width: 72px;
 }
-.has-switch.switch-mini i.switch-mini-icons {
-  height: 1.20em;
-  line-height: 9px;
-  vertical-align: text-top;
-  text-align: center;
-  transform: scale(0.6);
-  margin-top: -1px;
-  margin-bottom: -1px;
-}
 .has-switch.switch-small {
   min-width: 80px;
 }