body {
    background-color: lightblue;
    font-size: 1.4rem;
    font-family: 'Open Sans', sans-serif;
}

a[href] {
    color: black;
}

ol {
    margin-left: 2rem;
}

li {
    margin: 1rem;
}

h2, h4 {
    text-align: center;
}