.i-body{
    width: 100%;
    padding: 0;
    margin: 0;

    position: relative;
}
.i-body .i-container{
    position: relative;
}
.i-body .i-nav{
    width: 240px;
    background: rgba(0,0,0,.6);
    border-radius: 15px;
    padding: 15px;
    margin: 92px 0 246px;
}
.i-body .i-nav .i-text{
    text-align: center;
    padding: 36px 0;
    margin: 0 16px;
    border-top: 4px solid rgba(255,255,255,.5);
}
.i-body .i-nav .i-text a{
    font-family: "SourceHanSansCN-Medium";
    font-size: 26px;
    color: #ffffff;
}
.i-body .i-nav .i-text:first-child{
    border-top: 0;
    padding-top: 26px;
}
.i-body .i-nav .i-text:last-child{
    padding-bottom: 26px;
}
.i-body .i-btn-recommend{
    width: 198px;
    height: 62px;

    position: absolute;
    left: 0;
    bottom: 139px;
}
.i-body .i-btn-recommend button{
    font-family: "SourceHanSansCN-Medium";
    font-size: 27px;
    color: #ffffff;
    padding: 18px 43px;
    border-radius: 10px;
}
.i-body .i-bg,.i-body .i-bg-color{
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: -999;
}
.i-body .i-bg-color{
    z-index: -1000;
}
.i-body .i-bg>img{
    margin:0 auto;
}
.i-body .i-bg-color>img{
    width: 100%;
    height: 100%;
}