.c-page-top{position:fixed;right:1rem;bottom:1rem;width:44px;height:44px;border-radius:50%;background:var(--m-accent,#1a1a1a);color:#fff;border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s ease , transform .2s ease , visibility .2s ease , background-color .15s ease;z-index:100;box-shadow:0 3px 10px rgba(0,0,0,.18)}.c-page-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}.c-page-top:hover,.c-page-top:focus{opacity:.85}.c-page-top__arrow{width:16px;height:16px;display:block}