* { box-sizing: border-box; } body {margin: 0;}#rouletteCanvas{display:none;margin-top:20px;}#spinButton{display:none;margin-top:20px;padding:10px 20px;font-size:16px;}.gjs-row{display:table;padding:10px;width:100%;}.gjs-cell{width:8%;display:table-cell;height:75px;}@media (max-width: 768px){.gjs-cell{width:100%;display:block;}}