.container{margin:0 auto;max-width:1020px}table{font-family:Arial,Helvetica,sans-serif;border-collapse:collapse;width:100%;margin:1em 0}table td,table th{border:1px solid #ddd;padding:8px}table tr:nth-child(2n){background-color:#f2f2f2}table tr:hover{background-color:#ddd}table tr:first-child{padding-top:12px;padding-bottom:12px;text-align:left;background-color:#4682b4d9;color:#fff;font-weight:700}button{padding:1em;margin:.35em;color:#fff;background-color:#4682b4;border-radius:5px;border-width:0}button:focus,button:hover{opacity:.9}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:#d3d3d3;height:16px;border-radius:8px}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:16px;height:16px;background:#4682b4;border-radius:8px;cursor:pointer}input[type=range]::-webkit-slider-thumb:hover{opacity:.8}input[type=range]::-moz-range-thumb:hover{opacity:.8}input[type=range]::-moz-range-thumb{width:16px;height:16px;background:#4682b4;border-radius:8px;cursor:pointer}