una/studio/template/css/login.css

div.bx-std-login-form {
    width: 28.75rem;
    height: auto;
}
div.bx-std-login-form .bx-form-input-password {
    padding: 0px;
}

/* The login box never needs to scroll, so let its shadow show instead of clipping it at the popup wrapper. */
body > #bx-std-login-form-box {
    overflow: visible;
}