.container-narrow {
    max-width: 1170px;
    margin: 0 auto;
    padding: 15px;
    width: 100%;
}

h1 {
    margin-left: 0;
    margin-top: 1rem;
    margin-bottom: 2rem;
}

@media (max-width: 768px) {
    .container-narrow {
        padding: 10px;
    }
}