.html .body{height:100%}.payContainer{height:100%;background-color:#eef0f1}.logo{width:80px;height:80px;border-radius:50%;margin:20px}.price{margin-top:50px;width:100%;text-align:center;font-size:30px}.num{font-size:45px}.btn{margin-top:100px;background-color:#3e78f7;color:#fff;font-size:18px;width:210px;height:50px;border-radius:5px}.qr-payment-footer{position:fixed;width:100%;bottom:20px;font-size:12px;color:#909399;text-align:center;margin-bottom:15px}