#wx_login_container{width:280px;height:300px;margin:0 auto;position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center}#wx_login_container iframe{transform:scale(.65);transform-origin:center center;pointer-events:auto;display:block;margin:0 auto}#wx_login_container .qr-mask{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1;pointer-events:auto}