.v3dc-container {
    position: relative;
    margin: 0 auto;
}

.v3dc-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

.v3dc-ar-button {
    position: absolute;
    top: 10px;
    right: 10px;
    z-index: 10;
    padding: 0.5em 1em;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

.v3dc-ar-button:hover {
    background: #005177;
}