.c_scrollTop{position:fixed;bottom:80px;right:16px;z-index:100;display:none}.c_scrollTop_button{width:48px;height:48px;border-radius:50%;background-color:#379fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:opacity .3s}.c_scrollTop_button:hover{opacity:.8}.c_scrollTop_icon{display:block;width:12px;height:12px;border-top:3px solid #fff;border-right:3px solid #fff;transform:rotate(-45deg);margin-top:4px}@media (min-width:768px){.c_scrollTop{bottom:90px;right:30px}.c_scrollTop_button{width:56px;height:56px}}