* {
    margin: 0;
    padding: 0;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    width: 430px;
    height: 100px;
}

/* 模糊背景图 */
.bg {
    /* 固定定位 */
    position: fixed;
    top: -40px;
    right: -40px;
    bottom: -40px;
    left: -40px;
    background: url(./mp3/cover/红模仿.jpg) no-repeat;
    background-size: cover;
    background-position: center;
    /* 模糊滤镜 */
    filter: blur(40px);
    z-index: 1;
}

/* 半透明白色遮罩层 */
.bg-mask {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: rgba(255, 255, 255, 0.5);
    z-index: 2;
}

.player {
    position: relative;
    z-index: 3;
    width: 100%;
    height: 100%;
}

/* 歌曲信息轨道区域 */
.player-track {
    position: absolute;
    top: 0;
    right: 15px;
    bottom: 0;
    left: 15px;
    padding: 13px 22px 10px 184px;
    background-color: rgba(255, 255, 255, 0.8);
    border-radius: 15px 15px 0 0;
    /* 改变top时的过渡效果 */
    transition: top 0.3s ease;
}

/* 歌曲信息轨道区域活动态 */
.player-track.active {
    /* 上移 */
    top: -95px;
}

.album-name {
    color: #333;
    font-size: 17px;
    font-weight: bold;
}

.track-name {
    color: #888;
    font-size: 13px;
    margin: 3px 0 12px 0;
}

.track-time {
    height: 12px;
    line-height: 12px;
    margin-bottom: 4px;
    overflow: hidden;
}

.current-time,
.total-time {
    color: #ff668f;
    font-size: 11px;
    transition: 0.3s ease;
}

.current-time {
    float: left;
}

.total-time {
    float: right;
}

/* 播放进度区域 */
.progress-box {
    position: relative;
    height: 4px;
    background-color: #ead2d7;
    border-radius: 4px;
    cursor: pointer;
}

/* 悬停进度条显示时间 */
.hover-time {
    position: absolute;
    top: -30px;
    background-color: rgba(0, 0, 0, 0.8);
    color: #fff;
    font-size: 12px;
    padding: 5px 6px;
    border-radius: 4px;
    display: none;
}

/* 悬停进度条颜色 */
.hover-bar {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.12);
    border-radius: 4px;
    z-index: 2;
}

/* 已播放的进度条颜色 */
.progress-bar {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: #fd6d94;
    border-radius: 4px;
    z-index: 1;
    width: 0;
    /* 改变width时的过渡效果 */
    transition: width 0.2s ease;
}

.player-content {
    position: relative;
    height: 100%;
    background-color: #fff;
    border-radius: 15px;
    z-index: 2;
    box-shadow: 0 30px 80px #656565;
}

/* 封面 */
.album-cover {
    width: 115px;
    height: 115px;
    border-radius: 50%;
    position: absolute;
    top: -40px;
    left: 40px;
    box-shadow: 0 0 0 10px #fff;
    overflow: hidden;
    transition: 0.3s ease;
}

/* 唱片中间的小圆点 */
.album-cover::before {
    content: "";
    width: 20px;
    height: 20px;
    background-color: #d6dee6;
    position: absolute;
    top: 50%;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: 50%;
    margin: -10px auto auto auto;
    box-shadow: inset 0 0 0 2px #fff;
    z-index: 1;
}

/* 封面活动态 */
.album-cover.active {
    top: -60px;
    box-shadow: 0 0 0 4px #fff7f7,
        0 30px 50px -15px #afb7c1;
}

.album-cover img {
    display: block;
    width: 100%;
    height: 0%;
    object-fit: cover;
    opacity: 0;
}

.album-cover img.active {
    height: 100%;
    opacity: 1;
}

/* 播放时封面旋转 */
.album-cover.active img.active {
    /* 执行动画：动画名 时长 线性的 无限次播放 */
    animation: rotateAlbumCover 3s linear infinite;
}

/* 控制区 */
.play-controls {
    width: 255px;
    height: 100%;
    float: right;
    overflow: hidden;
    display: flex;
    align-items: center;
    padding-right: 2px;
}

.control {
    flex: 1;
}

.control .button {
    width: 75px;
    height: 75px;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #fff;
    border-radius: 6px;
    cursor: pointer;
    transition: 0.2s ease;
}

.control .button i {
    color: #d6dee6;
    font-size: 30px;
    transition: 0.2s ease;
}

.control .button:hover {
    background-color: #d6d6de;
}

.control .button:hover i {
    color: #fff;
}

/* 定义动画 */
@keyframes rotateAlbumCover {
    0% {
        transform: rotateZ(0);
    }

    100% {
        transform: rotateZ(360deg);
    }
}