html,body{overscroll-behavior:none;width:100%;background-color:var(--black)}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background-color:transparent}::-webkit-scrollbar-thumb{-webkit-transition:background-color .6s ease;transition:background-color .6s ease;background-color:#fff3}::-webkit-scrollbar-thumb:hover{background-color:#fff6}.circle-lab{position:relative;width:100%;min-height:var(--full-vh);height:300vh}.circle-canvas{position:fixed;inset:0;width:100%;height:100vh}.circle-canvas canvas{display:block;width:100%;height:100%}@media (--sm){.circle-lab{padding:var(--grid2)}}.slider{position:absolute;top:0;left:0;visibility:hidden}.slider-img{opacity:0;visibility:hidden}.contents{display:flex;align-items:center;justify-content:center;width:100%;height:500vh;height:calc(var(--vh, 1vh)*500)}.section-link{font-size:4rem;color:var(--white)}