.page-container-classname {
    background-color: white;
}

.van-switch {
    margin: 0 16px 8px;
}

.demo-preview {
    display: flex;
    padding: 0 16px;
}

.demo-content {
    padding-top: 6px;
}

.demo-content-h3 {
    margin: 0;
    font-size: 18px;
    line-height: 20px;
}

.demo-content-p {
    margin: 13px 0 0;
    font-size: 14px;
    line-height: 20px;
}

.demo-preview-img {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    margin-right: 16px;
}