body {
    background-color: #f8f9fa;
}

h1 {
    text-align: center;
    font-weight: 600;
}

form {
    background: #ffffff;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.form-label {
    font-weight: 500;
}

.btn-primary {
    padding: 0.6rem 2rem;
    font-size: 1.1rem;
}

@media (max-width: 576px) {
    h1 {
        font-size: 1.5rem;
    }

    form {
        padding: 1.2rem;
    }
}