body,html{margin:0;padding:0;width:100%;height:100%;overflow:hidden;font-family:Segoe UI,Roboto,Helvetica,Arial,sans-serif;user-select:none;-webkit-user-select:none}.board{position:relative!important;z-index:1}.item{position:absolute!important;width:24px;height:24px;margin:8px;display:flex;justify-content:center;align-items:center;border-radius:4px;color:#fff;font-weight:700;z-index:9999!important;border:2px solid white;box-shadow:0 0 5px #000;transition:transform .5s linear;pointer-events:none}