body {
    margin: 40px auto;
    max-width: 38rem;
    padding: 0 1rem;
    font-size: 1rem;
    font-family: sans-serif;
    
}
nav a {
    text-decoration: none;
    background: #eee;
    border-radius: 0.5rem;
    display: inline-flex;
    padding: 0.2rem;
}
a {
    text-decoration: none;
}
h3,h4,h5,h6 {
    font-family: sans-serif;
}
img {
    padding: 0.5rem 1rem 1rem 0rem;
    max-width: 66%;
    display: block;
    margin: auto;
}
footer {
    display: inline-flex;
}