html{height:100%;overflow:hidden;position:fixed;width:100%}body{background-color:#000;height:100%;margin:0;overflow:hidden;overscroll-behavior:none;position:fixed;user-select:none;width:100%}#body-double{align-items:center;box-sizing:border-box;display:flex;height:100%;justify-content:center;min-height:128px;min-width:128px;opacity:0;transition:opacity .5s}#cells-container{display:flex;flex-wrap:wrap}