Merge pull request #3 from suhongyang/master

FIX: Added back background image size

Author: edlinklater

css/LeftAndMainYouTubeField.css

@@ -2,5 +2,6 @@
     background-image: url('../images/field-icon-youtube.png');
     background-position: 6px center;
     background-repeat: no-repeat;
+    background-size: 28px 20px;
     padding-left: 40px;
-}
+}