.back-to-top{background-color:rgba(0,0,0,.8);background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='15' height='8' fill='none'%3E%3Cpath stroke='%23FFF' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m1.524 1 6 6 6-6'/%3E%3C/svg%3E");background-position:50%;background-repeat:no-repeat;border-radius:50%;bottom:1rem;cursor:pointer;height:48px;opacity:0;padding:8px;position:fixed;right:1rem;transform:rotate(180deg);transition:all .3s ease-in-out;width:48px;z-index:999}.back-to-top:hover{background-color:var(--colour-bronze)}