.play-list-box {
    width: 300px;
    min-height: 612px;
    color: #fff;
    position: absolute;
    right: 0;
    top: 0;
    /* opacity: 1;
    transition: all .6s; */
}

.play-list-box-hide {
    right: -100%;
    opacity: 0;
}

.play-list-box>h1 {
    color: #fff;
    opacity: .8;
    font-size: 18px;
    height: 36px;
    line-height: 36px;
    margin-top: 30px;
    margin-bottom: 20px;
}

.play-list-header {
    overflow: hidden;
    border-bottom:rgba(255,255,255,.1) solid 1px;
}

.play-list-body {
    margin-top: 10px;
}

.play-list-row {
    display: flex;
    justify-content: flex-start;
    text-align: left;
    margin-bottom: 10px;
}

.play-list-row>li {
    height: 30px;
    line-height: 30px;
}

.play-list-row>.sort {
    width: 30px;
    text-align: center;
    opacity: .6;
}

.play-list-row>.song-name {
    flex:1;
    opacity: .6;
}

.play-list-row>.singer-name {
    width: 80px;
    padding-left: 20px;
    box-sizing: border-box; 
    opacity: .6;
}

.play-list-row>.operate {
    width: 80px;
    padding-right: 10px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-around;
}

.play-list-row>.operate>button {
    font-size: 30px;
    width: 30px;
    height: 30px;
    opacity: .6;
}

.play-list-row>.operate>button:hover {
    opacity: .8;
}

ul.cur>.sort,ul.cur>.song-name,ul.cur>.singer-name {
    opacity: .8;
}