body {
    font-family: 'Open Sans', sans-serif;
    color: #444;
    background-color: #f8f9fa;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

.form-control {
    height: 50px;
}

.btn-primary {
    height: 50px;
    padding: 0 2rem;
}

@media (max-width: 576px) {
    h1 {
        font-size: 2rem;
    }
    p {
        font-size: 1rem;
    }
}