.video-label-container {
    position: relative;
}
.video-label-text {
    position: absolute;
    left: 5px;
    bottom: 0px;
    /* 文字样式 */
    color: rgba(255, 255, 255, 0.75);
    font-size: 8px;
    font-weight: bold;

    /* 背景阴影，让文字更清晰 */
    /*background: rgba(0, 0, 0, 0.01);*/
    padding: 5px 10px;
    border-radius: 4px;

    /* 禁止文字被鼠标选中/干扰视频 */
    user-select: none;
    pointer-events: none;
}