.tab-group{z-index:inherit}.tab-header{display:-ms-flexbox;display:flex;list-style:none;margin-bottom:0;overflow-x:auto;overflow-y:visible;padding:0 1em;padding-top:.5em;position:relative;text-align:center;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;white-space:nowrap}.tab-header .border{border-bottom:1px solid rgba(0,0,0,0.2);bottom:1px;left:0;position:absolute;right:0;top:0}.tab-header .empty{background:none;border-left:none;border-right:none;border-top:none;bottom:-1px;opacity:1;padding:.5em;position:relative;width:1px}