.co-page-top{width:50px;height:50px;background:var(--color-main,#ccc);display:flex;align-items:center;justify-content:center;position:fixed;right:20px;bottom:20px;z-index:100;opacity:0;transition:.3s;pointer-events:none}.co-page-top.show{opacity:1;transition:.3s;cursor:pointer;pointer-events:auto}.co-page-top.show:hover{background:var(--color-main-dark1,#ccc)}