.bottom_pc{height:480px}.bottom_pc .bottom_head{width:100%;height:200px;position:relative}.bottom_pc .bottom_head div{width:100%;height:40px;line-height:40px;text-align:center;background-color:#000;opacity:0.8;color:#fff;font-size:14px;position:absolute;bottom:0px}.bottom_pc .bottom_tail{width:100%;height:280px;background-color:#223a4b}.bottom_pc .bottom_tail_child{width:1480px;margin:0 auto;margin-top:20px}.bottom_pc .bottom_left{width:400px;height:170px;justify-content: space-evenly;margin-top:20px;font-size:12px}.bottom_pc .bottom_center{width:600px;height:210px;font-size:14px;color:#ccc;letter-spacing:1px;line-height:24px;margin-left:40px;margin-right:40px;text-align:center}.bottom_pc .bottom_right{width:400px;height:170px;margin-top:20px;font-size:12px}.bottom_pc .qrcode{width:120px;height:170px;color:#fff}.bottom_pc .qrcode img{width:120px;height:120px}.bottom_pc .qrcode div{width:120px;height:40px;margin-top:10px;line-height:20px;text-align:center}.bottom_pc .space{width:20px;height:20px}@media screen and (min-width:1280px) and (max-width:1599px){
	.bottom_pc{height:480px}
	.bottom_pc .bottom_head{width:100%;height:200px;position:relative}
	.bottom_pc .bottom_head div{width:100%;height:40px;line-height:40px;text-align:center;background-color:#000;opacity:0.8;color:#fff;font-size:14px;position:absolute;bottom:0px}
	.bottom_pc .bottom_tail{width:100%;height:280px;background-color:#223a4b}
	.bottom_pc .bottom_tail_child{width:1280px;margin:0 auto;margin-top:20px;justify-content:center}
	.bottom_pc .bottom_left{width:230px;height:170px;justify-content: space-evenly;margin-top:20px;font-size:12px}
	.bottom_pc .bottom_center{width:420px;height:210px;font-size:12px;color:#ccc;letter-spacing:1px;line-height:24px;margin-left:0px;margin-right:0px;text-align:center}
	.bottom_pc .bottom_right{width:350px;height:170px;margin-top:20px;font-size:12px}
	.bottom_pc .qrcode{width:100px;height:170px;color:#fff}
	.bottom_pc .qrcode img{width:100px;height:100px}
	.bottom_pc .qrcode div{width:120px;height:40px;margin-top:10px;line-height:20px;text-align:center;margin-left:-10px}
	.bottom_pc .space{width:20px;height:20px}
}
@media screen and (min-width:1000px) and (max-width:1279px){
	.bottom_pc{height:480px}
	.bottom_pc .bottom_head{width:100%;height:200px;position:relative}
	.bottom_pc .bottom_head div{width:100%;height:40px;line-height:40px;text-align:center;background-color:#000;opacity:0.8;color:#fff;font-size:14px;position:absolute;bottom:0px}
	.bottom_pc .bottom_tail{width:100%;height:280px;background-color:#223a4b}
	.bottom_pc .bottom_tail_child{width:1000px;margin:0 auto;margin-top:20px}
	.bottom_pc .bottom_left{width:230px;height:170px;justify-content: space-evenly;margin-top:20px;font-size:12px}
	.bottom_pc .bottom_center{width:420px;height:210px;font-size:12px;color:#ccc;letter-spacing:1px;line-height:24px;margin-left:0px;margin-right:0px;text-align:center}
	.bottom_pc .bottom_right{width:350px;height:170px;margin-top:20px;font-size:12px}
	.bottom_pc .qrcode{width:100px;height:170px;color:#fff}
	.bottom_pc .qrcode img{width:100px;height:100px}
	.bottom_pc .qrcode div{width:120px;height:40px;margin-top:10px;line-height:20px;text-align:center;margin-left:-10px}
	.bottom_pc .space{width:20px;height:20px}
}
@media screen and (min-width:240px) and (max-width:999px){
	.bottom_mobile{height:520px}
	.bottom_mobile .bottom_head{width:100%;height:200px;position:relative}
	.bottom_mobile .bottom_head div{width:100%;height:60px;line-height:18px;text-align:center;background-color:#000;opacity:0.8;color:#fff;font-size:14px;position:absolute;bottom:0px;padding-top:3px}
	.bottom_mobile .bottom_tail{width:100%;height:320px;background-color:#223a4b}
	.bottom_mobile .bottom_tail_child{width:auto;margin:0px 10px;height:320px}
	.bottom_mobile .bottom_tail_head{width:360px;height:170px;justify-content: space-evenly;font-size:12px;margin:0 auto;margin-top:20px}
	.bottom_mobile .bottom_tail_body{width:360px;height:100px;margin-top:20px;font-size:12px;margin:0 auto;color:#ddd}
	.bottom_mobile .qrcode{width:120px;height:170px;color:#fff}
	.bottom_mobile .qrcode img{width:100px;height:100px;margin:10px}
	.bottom_mobile .qrcode div{width:120px;height:40px;margin-top:0px;line-height:20px;text-align:center}
	.bottom_mobile .space{width:20px;height:20px}
}