body{min-width: 1200px;}

.app-con-A{width:100%;height:907px;background: url("http://n.sinaimg.cn/games/c5a7ee11/20190715/1.jpg") no-repeat center;}
.app-con-A .app-con-A-con{width:1200px;margin:0 auto;position:relative;
}

.ios-download{width:275px;height:110px;background:url("http://n.sinaimg.cn/games/779860c8/20161111/2.png") no-repeat 0 0;position:absolute;left:-20px;top:388px;}
.ios-download.hover{background-position:0 -110px;}

.android-download{width:275px;height:110px;background:url("http://n.sinaimg.cn/games/779860c8/20161111/2.png") no-repeat 0 -220px;position:absolute;left:-20px;top:478px;}
.android-download.hover{background-position:0 -330px;}

.down-a{display:block;width:235px;height:75px;margin:20px;border-radius: 38px;-webkit-border-radius: 38px;text-align: center;line-height: 74px;font-size: 18px;color:#fff;text-shadow: 2px 2px 3px rgba(0,0,0,0.2)}

.app-con-B{width:100%;height:349px;padding:88px 0 141px 0;}
.app-con-B ul{width:1200px;margin:0 auto;}
.app-con-B ul li{float:left;width:202px;margin-right:130px;position:relative;}

.app-con-B ul li .bbg{display:block;width:302px;height:371px;position:absolute;top:-270px;left:-49px;overflow:hidden;z-index: 1;}
.app-con-B ul li:nth-of-type(2) .bbg{left: -50px}
.app-con-B ul li:nth-of-type(3) .bbg{left: -51px}
.app-con-B ul li:nth-of-type(4) .bbg{left: -51px}
.app-con-B ul li .bbg img{display:block;margin-top:371px;width:100%;transition:transform 0.3s ease;-webkit-transition:transform 0.3s ease;}
.app-con-B ul li .bbg img.hover{transform:translate3d(0,-371px,0);-webkit-transform:translate3d(0,-371px,0);}

.app-con-B ul li:last-child{margin-right:0;float:right;}
.app-con-B ul li img.iicon{display:block;margin-bottom:49px;transition:transform 0.3s ease;-webkit-transition:transform 0.3s ease;position:relative;z-index: 2;cursor:pointer;}
.app-con-B ul li img.iicon:hover{transform:scale(1.02);-webkit-transform:scale(1.02);}
/*.app-con-B ul li:nth-of-type(1) img.iicon{margin-left: 5px;}*/
/*.app-con-B ul li:nth-of-type(4) img.iicon{margin-left: 10px;}*/
.app-con-B ul li .p1{font-size: 30px;line-height: 40px;height:40px;color:#666666;text-align: center;margin-bottom:10px;font-weight:500;}
.app-con-B ul li .p2{font-size:15px;line-height: 28px;color:#999999;text-align: center;}