.mui-backdrop {position: fixed;z-index: 998;top: 0;right: 0;bottom: 0;left: 0;background: url(http://static.iamberry.com/images/shop/share.png) top center no-repeat rgba(0, 0, 0, .4);background-size: 100%;}
#item2 img{width:100%;}
#item1,#item2{margin-top:52px;}
#item2{margin-bottom:65px;}
#tabbar-chanpin-details{position: fixed;top: 0;left: 0;z-index: 99;}
.cart_fixed{position: fixed;right: 30px;bottom:135px;background: rgba(0,0,0,.2);padding: 12px;border-radius: 50%;text-align: center;opacity: .5;}
.cart_fixed .mui-badge{position: absolute;right:-7px;top:-5px;font-size: 12px;}
.price-box{padding: 0 10px;background: #fff;}
