* {
    box-sizing: border-box;
}

body {
    margin: 3em 0 0 0;
    padding: 0;
    font-family: "Helvetica Neue",Helvetica,Arial,sans-serif;
    color: #333;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
}

.page-head {
    background-color: #222;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
}

.container {
    display: flex;
    flex-direction: column;
}

    .container > * {
        width: 60%;
        align-self: center;
    }

nav, nav ol {
    display: flex;
    flex-direction: row;
}

.nav-home {
    padding-right: 1em;
    font-size: 1.2em;
}

nav a {
    color: #9d9d9d;
    text-decoration: none;
    padding: 0.8em 0.5em;
    display: flex;
    align-items: center;
    height: 100%;
}

    nav a:hover {
        color: white;
    }

nav ol {
    list-style-type: none;
    margin: 0;
    padding: 0;
}

.home-content pre {
    border: 1px solid #ccc;
    border-radius: 4px;
    background-color: #f5f5f5;
    padding: 1em;
}

.page-footer {
    font-size: 0.8em;
}

    .page-footer hr {
        border: 0;
        border-top: 1px solid #eee;
    }