.tab{display:flex;flex-wrap:wrap;justify-content:center;align-items:center}
.tab .tab-item.is-current:after{content:"";position:absolute;top:100%;left:50%;transform:translate(-50%,-5px);display:block;width:0px;height:0px;border-left:6px solid transparent;border-right:6px solid transparent;border-bottom:6px solid #FFF}
.tab .tab-item{padding:15px 50px;margin:0px 15px 15px 0px;background:#F4F4F4;color:var(--fontcolor);font-weight:var(--fontbold6)}
.tab .tab-item.is-current{background-color:var(--color);position:relative;color:#FFFFFF}