.s-bg-mask{    display: block;    position: absolute;    top: 0;    left: 0;    width: 100%;    height: 100%;    background: rgba(0,0,0,.7);    z-index: 2;}
.s-mask {    position: fixed;    top: 0;    left: 0;    width: 100%;    height: 100%;    z-index: 10;    background: rgba(0,0,0,0.4);    display: none;}
.s-mask-pic{    position: absolute;    top: 50%;    left: 50%;    transform: translate(-50%,-50%);    z-index: 3;    width: 15rem;}
.mb-close-gb {    position: absolute;    top: -2.15rem;    right: .8rem;    width: 1.2rem;    height: 1.2rem;}
.mb-line {    width: 2px;    height: 1rem;    background: #a9a7a7;    margin: 0 auto;    margin-top: -1px;}