.navbar, .web-footer, header.navbar { display: none !important; }
.login-content .page-card-head,
.login-content .page-card-head p,
.for-login .page-card-head,
.page-card-head .indicator,
.sign-up-card .page-card-head { display: none !important; }
html, body { height: 100%; padding: 0 !important; margin: 0 !important; }
.login-content {
    position: fixed !important; top: 50% !important; left: 50% !important;
    transform: translate(-50%, -50%) !important; margin: 0 !important;
    width: min(400px, calc(100vw - 2rem)) !important; box-sizing: border-box !important;
}