.et-social-twitter a.icon:before{content:'';background-color:#fff;-webkit-mask-image:url('/wp-content/uploads/bluesky-brands-solid.svg');mask-image:url('/wp-content/uploads/bluesky-brands-solid.svg');mask-position:center;mask-repeat:no-repeat;mask-size:70%}.et-social-twitter a.icon:hover:before{background-color:#3a5575}