.backlink{position:fixed;z-index:20;left:18px;top:50%;transform:translateY(-50%);writing-mode:vertical-rl;rotate:180deg;border:1px solid rgba(182,154,98,.22);background:rgba(9,9,11,.92);color:#a79d8f;text-decoration:none;padding:14px 10px;font-size:9px;letter-spacing:.18em;text-transform:uppercase;transition:.25s}
.backlink:hover{border-color:#b69a62;color:#f2e5cf;background:#23151a}
@media(max-width:850px){.backlink{left:10px;top:auto;bottom:12px;transform:none;writing-mode:horizontal-tb;rotate:0;padding:11px 13px}}