.bottom_background{width:100%;min-width:1320px;height:141px;background:url(../images/bottom_back.png);background-size:100% 141px}.download_app_container{width:1320px;height:575px;margin:0 auto}.download_app_container .left_img1{position:absolute;margin-left:150px;margin-top:100px;width:91px;height:95px;background:url(../images/charge_icon.png)}.download_app_container .left_img2{position:absolute;margin-top:471px;margin-left:120px;width:68px;height:69px;background:url(../images/triangle.png)}.download_app_container .mobile_img{position:absolute;margin-top:60px;margin-left:275px;width:567px;height:565px;background:url(../images/mobileShow.png)}.download_app_container .right_img{position:absolute;margin-top:462px;margin-left:865px;width:72px;height:82px;background:url(../images/charge_icon2.png)}.download_app_container .download_box{position:absolute;margin-left:970px;margin-top:65px}.download_app_container .download_box .download_code{text-align:center}.download_app_container .download_box .download_code img{width:142px;height:142px}.download_app_container .download_box .iphone{text-align:center;margin-top:36px;color:#fff;font-size:20px;line-height:76px;width:230px;height:76px;background:url(../images/IOS.png)}.download_app_container .download_box .android{text-align:center;margin-top:20px;color:#fff;font-size:20px;line-height:76px;width:230px;height:76px;background:url(../images/Android.png)}