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li{margin-bottom:2px}.left-menu-three{position:fixed;width:140px;right:50%;top:50%;z-index:2;margin-right:666px;background:#fff;box-shadow:0 2px 10px 0 rgba(0,0,0,.1);border-radius:8px;display:none}.left-menu-three .item{font-size:14px;color:#717a84;padding:14px 0;line-height:20px;text-align:center;position:relative;cursor:pointer}.left-menu-three .item.active{color:#fff;font-weight:700}.left-menu-three .item::after{content:"";width:117px;height:1px;background:#eff2f4;position:absolute;left:12px;bottom:-1px}.left-menu-three .item:first-child{border-radius:8px 8px 0 0}.left-menu-three .back{padding:14px;height:58px;box-sizing:border-box;text-align:center;border-radius:0 0 8px 8px;cursor:pointer}.left-menu-three .back i{font-size:22px;color:#b1b5b8}.left-menu-three .back span{display:none;font-size:12px;line-height:14px}.left-menu-three .back:hover i{display:none}.left-menu-three .back:hover span{display:block}.left-menu-three.left-menu-color .item.active{background:#4a0bc4;color:#fff!important}.left-menu-three.left-menu-color .back span,.left-menu-three.left-menu-color .item:hover{color:#4a0bc4}@media screen and (max-width:1680px){.left-menu-three{display:none!important}}</pre></body></html>