body { font: 14px "Lucida Grande", Helvetica, Arial, sans-serif; } a { color: #00b7ff; } h1 { border-left: 5px solid #333; padding-left: 5px; } button { padding: 15px; cursor: pointer; font-size: 16px; } .buttons-container { margin-top: 15px; } #defaultCanvas0 { border: 1px solid black; }