.back-circle{z-index:60;color:#ffffffbf;-webkit-backdrop-filter:blur(12px);background:#141414b8;border:1px solid #ffffff1f;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;text-decoration:none;transition:color .2s,border-color .2s,background .2s,transform .2s,box-shadow .2s;display:flex;position:fixed;top:1.6rem;left:2rem}.back-circle:hover{color:var(--accent);background:#141414e6;border-color:#1bccfe73;transform:translate(-2px);box-shadow:0 0 24px #1bccfe2e}.light .back-circle{color:#141414bf;background:#fffc;border-color:#0000001a}.light .back-circle:hover{color:var(--accent);border-color:var(--accent);background:#fff;box-shadow:0 0 24px #1bccfe26}@media (max-width:640px){.back-circle{width:36px;height:36px;top:5.5rem;left:1rem}}