.live-demo-button {
    width: auto;
    max-width: none;
    color: #ffffff;
    background: #3f51b5;
    padding: 8px 15px;
    margin: 10px 0 0;
    box-shadow: 0 2px 2px 0 rgba(0,0,0,0.14), 0 1px 5px 0 rgba(0,0,0,0.12), 0 3px 1px -2px rgba(0,0,0,0.2);
    border-radius: 2px;
    font-size: 100%;
    cursor: pointer;
    transition: color 0.2s ease;
}