/* Responsive CSS for Login Form */
@media (max-width: 768px) {
    #formLogin .form-group .row > div {
        width: 100%;
        margin-left: 0;
        padding: 5px 10px;
    }
    
    #formLogin .btn-login,
    #formLogin #modalidad {
        width: calc(100% - 20px);
        margin: 0 10px;
        box-sizing: border-box;
    }
}