.login-box {
    width: 420px;
    max-width: 90%;
}

.form-required:after {
    content: '*';
    color: #dc3545;
    margin-left: 4px;
}

.card-title small {
    font-size: 0.6em;
    font-weight: 400;
    color: #6c757d;
}