html {
    color: #444;
}
body {
    font-family: sans-serif;
    background-color: #fff;
    max-width: 600px;
    width: 95vw;
    margin: 0 auto;
}
h1, h2, h3, h4 {
    color: #222;
}
p {
    font-size: 1.21em;
}
a {
    color: #830;
    background-color: transparent;
    text-decoration: none;
}
:focus {
    outline: unset;
    text-decoration: underline;
}