.wsd-model-viewer-scroll-container {
    position: relative;
    width: 100%;
    height: auto;
    overflow: hidden;
    background-color: #f7f7f7;
    margin: 20px 0;
}

model-viewer {
    display: block;
    margin: 0 auto;
    width: 100%;
    height: 100%;
    background: white !important;
}