/* 视频区域 */
.video-container {
    position: relative;
    width: 1320px;
    height: 742px;
    margin: 0 auto;
    background: #000;}
/* 封面图 */
.video-container img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 2;}
/* 中间大播放按钮 */
.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64'%3E%3Ccircle cx='32' cy='32' r='32' fill='%23fff' fill-opacity='0.8'/%3E%3Cpath d='M42 32 24 44 24 20z' fill='%23333'/%3E%3C/svg%3E") no-repeat center/contain;
    border: none;
    cursor: pointer;
    z-index: 3;}
/* 视频本身 */
#video {
    width: 100%;
    height: 100%;
    display: none;}
/* 底部控制条 */
.controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50px;
    background: rgba(0, 0, 0, 0.6);
    display: none; /* 默认隐藏，等播放时再出现 */
    align-items: center;
    padding: 0 20px;
    box-sizing: border-box;}
#play-pause {
    color: #fff;
    background: transparent;
    border: 1px solid #fff;
    padding: 6px 12px;
    cursor: pointer;
    margin-right: 12px;}
.progress-bar {
    flex: 1;
    height: 6px;
    background: #555;
    border-radius: 3px;
    overflow: hidden;
    cursor: pointer;}
.progress {
    height: 100%;
    width: 0;
    background: #fff;
    transition: width 0.1s;}
/* 标题 */
.anli {
    text-align: center;
    margin-top: 20px;
    font-size: 18px;}