.vr-sunet-embed {
    margin: 0;
    width: 100%;
}

.vr-sunet-embed__container {
    position: relative;
    width: 100%;
    padding-top: 56.25%; /* 16:9 */
    overflow: hidden;
}

.vr-sunet-embed__container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
}

.vr-sunet-embed__caption {
    margin-top: 0.5em;
    font-size: 0.875em;
    color: #666;
}