html {
    font-family: sans-serif;
    background-color: lightgrey;
}

body {
    max-width: 1000px;
    border-radius: 5px;
    margin-left: auto;
    margin-right: auto;
    background-color: white;
    padding: 1em;
}

a {
    text-decoration: none;
    color: blue;
}

a:hover {
    text-decoration: underline;
}

h1, h2 {
    border-bottom: 1px solid black;
    padding-bottom: 5px;
}

h2 {
    font-weight: normal;
}