* {
    margin: 0;
    padding: 0;
    background: #ffffff;
}

.index {
    position: relative;
}

.index-video-box .index-video-background {
    position: absolute;
    left: 50%;
    top: 50%;
    /*保证视频内容始终居中*/
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    /*保证视频充满屏幕*/
    /* object-fit: cover; */
    /* min-height: 800px; */
    /* filter: blur(0.6px); */
    background-color: #000000;
    border-radius: 12px;
}