body{background-color:#f9f9f9}.header-logo{padding:40px 0 20px;text-align:center}.header-title{font-size:20px;font-weight:300;text-align:center;color:#333;margin-bottom:1rem}.auth-form{width:360px;margin:0 auto}.auth-form .send-btn{min-width:100px}.auth-form .qrcode-img{position:relative;width:300px;height:300px}.auth-form .qrcode-img .qrcode-error{background:hsla(0,0%,100%,.95);position:absolute;left:0;top:0;z-index:9999;width:100%;height:100%;text-align:center}.auth-form .qrcode-img .qrcode-error p{margin-top:90px}@media(max-width:360px){.auth-form{width:100%}}.bottom-link,.lang{text-align:center}.lang{position:fixed;bottom:0;width:100%;padding:20px}.lang span{margin:0 8px;color:#888}@media(max-height:610px){.lang{position:relative}}