.dnd-library-wrapper .editor-item .meta.type-twitter{background-image:url(icons/twitter.png)}.scald-menu .add-buttons .add-twitter{background:url(icons/twitter-large-inverted.png) 50% 50% no-repeat}.scald-menu .add-buttons .add-twitter:hover{background-image:url(icons/twitter-large-color.png)}