.sidebar-header{border-bottom:3px solid #000}.sidebar-title{background-color:#000;border-bottom:3px solid #e51b24;border-left:0;color:#fff;display:inline-block;margin-right:16px;margin-bottom:-3px;position:relative}.sidebar-title:after{border-left:16px solid #e51b24;border-top:32px solid transparent;content:'';display:block;position:absolute;bottom:0;left:100%}