button#back-to-top{z-index:1000;position:fixed;bottom:25px;right:25px;width:56px;height:56px;border:1px solid #ffc900;box-sizing:border-box;border-radius:100%;background-color:transparent;color:#ffc900;display:none}button#back-to-top:hover{background-color:#111214;border-color:#111214;color:#ffc900}button#back-to-top.light:hover{background-color:#ffc900;border-color:#ffc900;color:#111214}