.scroll-to-top{position:fixed;bottom:20px;right:20px;width:40px;height:40px;color:#fff;border-radius:50%;display:flex;justify-content:center;align-items:center;cursor:pointer;opacity:0;transition:opacity .3s ease-in-out;z-index:13}.scroll-to-top.show{opacity:1}.scroll-to-top i{font-size:18px}.scroll-to-top:hover{background-color:#333}.arrow{position:fixed;bottom:20px;right:20px;width:40px;height:40px;color:#aca6a6;border-radius:50%;display:flex;justify-content:center;align-items:center;cursor:pointer;opacity:0;transition:opacity .3s ease-in-out;z-index:13}.arrow.show{opacity:1}.arrow i{font-size:18px}.arrow{background-color:#333}