.booth {
    width: 300px;
    background: #ccc;
    border: 10px solid #ddd;
    margin: 0 auto;
}

.booth-capture-button {
    height: 3em;
    display: block;
    margin: 10px 0;
    padding: 10px 20px;
    background-color: cornflowerblue;
    color: #fff;
    text-align: center;
    text-decoration: none;
}