div,input{-webkit-box-sizing:border-box;-moz-box-sizing:border-box;box-sizing:border-box}html,body{width:100%;background:url(../images/bg.jpg);background-size:cover;background-attachment:fixed}.login-unit{position:relative;z-index:4}.app_icon{width:340px;height:340px;margin:150px auto 25px;background:url(../images/icon-340.png);position:relative;z-index:4}.download{width:40%;height:105px;border-radius:10px;background:url(../images_common/btn_download_bg.png) repeat-x;margin:50px auto;-webkit-box-shadow:0px 12px 24px 1px rgba(0,0,0,0.5);-moz-box-shadow:0px 12px 24px 1px rgba(0,0,0,0.5);box-shadow:0px 12px 24px 1px rgba(0,0,0,0.5);text-align:center;color:#000;font-size:44px;font-weight:bold;cursor:pointer;position:relative;z-index:4;text-align:center;line-height:105px}.download:hover{color:#fff}.left_bg{background:url(../images_common/corner_left.png) no-repeat 0 100%;background-size:100%;bottom:0;left:10px;width:50%;position:absolute;z-index:1;height:100%}.right_bg{background:url(../images_common/corner_right.png) no-repeat 100% 100%;background-size:100%;bottom:0;right:0px;width:50%;position:absolute;z-index:1;height:100%}.bottom{width:100%;height:100px;background:rgba(0,0,0,0.9);position:absolute;z-index:3;bottom:0px;top:auto;font-size:18px;color:#fff;text-align:center;line-height:30px;padding:15px}.bottom span{color:#ffdb00;font-weight:bold}.img_warning{width:550px;height:590px;margin:80px auto;background:url(../images/warning_cn.png) no-repeat center}.img_warning_en{width:550px;height:590px;margin:80px auto;background:url(../images/warning_en.png) no-repeat center}.app_install{width:100%;height:20px;color:#000;font-size:42px;margin:30px auto 20px;text-align:center}.app_install img{margin-right:10px;margin-bottom:-20px}.bottom_how{width:100%;height:55%;background:rgba(0,0,0,0.6);position:absolute;z-index:3;color:#fff}.how_title{color:#ffdb00;font-size:62px;margin:20px auto;padding:10px 20px;text-align:center}.bottom_how ul{width:81%;margin:10px auto;font-size:42px;line-height:70px}.bottom_how ul img{margin-bottom:-10px}.bottom_how>ul>li>ul{position:relative;margin-top:-69px}.tips{font-size:38px;color:#fff}