.topbar-social-link{color:#222;font-size:17px;line-height:1.6em;text-decoration:underline;width:20px;height:20px;margin-top:10px;margin-right:15px;float:left;max-width:100%;display:inline-block;background-position:50% 50%;background-size:20px 20px;background-repeat:no-repeat}.facebook{background-image:url()}.linkdin{background-image:url()}.twitter{background-image:url()}.facebook:hover{background-image:url() !important}.linkdin:hover{background-image:url() !important}.twitter:hover{background-image:url() !important}