.app_download{display:none}
@media screen and (max-width: 640px) {
	.app_download{display:block;background:rgba(255, 255, 255, 0.6);z-index:9999;float:left;width:100%;height:65px; }
	.app_left{float:left;width:20%;text-align:center;margin-top:7px;}
	.app_left img{width:50px;}
	.app_right{float:left;width:30%}
	.app_right h5{color:#fff;font-size:13px;}
	.app_right2{float:left;width:50%;text-align:center;position:relative;}
	.red_download{color:#FFF;width:82px;height:30px;float:left;
	margin:17px 5px;padding-top:4px;border-radius:5px;}
	.red_download img {width:100%}
	.close_button{position:absolute;right:-3px;top:-3px;z-index:9999 !important}
}