body {
    font-family: 'Helvetica Neue', sans-serif;
    font-size: 16px;
    max-width: 720px;
    margin: 0 auto;
    padding: 10px;
}

a {
    color: blue;
}

h1,
h2 {
    font-family: 'Georgia', serif;
}

body > h1:first-child {
    margin-top: 0;
}

@media print {
    body {
        width: 720px;
        padding: 0 0.5in;
        font-size: 14px;
    }
    
    a {
        text-decoration: none;
        color: inherit;
    }

    nav {
        display: none;
    }
}

@media print,
(min-width: 650px) {
    h1 {
        text-align: center;
    }
    
    h1 + blockquote {
        float: right;
        max-width: 300px;
        border: 2px solid;
        padding: 1em;
        margin: 0.5em 0 0 3ex;
        color: inherit;
        border-color: inherit;
        border-radius: 4px;
    }
    
    h1 + blockquote > ul {
        padding-left: 2.2ex;
        margin: 0;
    }
    
    h1 + blockquote > ul > li + li {
        margin-top: 1em;
    }
    
    h1 + blockquote + h2 {
        margin-top: 0;
    }

    h1 + blockquote > p:only-child {
        margin: 0;
    }
}

h2 {
    text-decoration: underline;
}

h2,
h3 {
    margin-bottom: 0.5em;
}

img {
    max-width: 340px;
    margin: 5px;
    vertical-align: top;
}

ol,
ul {
    margin-top: 0.5em;
}

li {
    margin-top: 0.25em;
}

blockquote {
    border-width: 0 0 0 .5ex;
    border-style: solid;
    border-color: #666;
    color: #666;
    margin: 1em 0;
    padding: 0 1em;
    background: none;
}

blockquote > ul,
blockquote > ol {
    padding-left: 2.2ex;
}

blockquote > p {
    margin: 0.5em 0;
}

table {
    border-collapse: collapse;
}

th,
td {
    border-bottom: 1px solid;
    padding: 0.5ex;
}

nav {
    margin: 2em 0;
}

nav > a {
    color: inherit;
}

/* Prevent zoom on iPhone */
select {
    font-size: 100%;
}

h3[id] + ul {
    list-style: none;
    padding-left: 3ex;
}
h3[id] + ul > li {
    margin-top: 0.4em;
}
h3[id] + ul > li > a {
    text-decoration: none;
    transition: opacity 1s, color 1s;
}
h3[id] + ul > li > a:hover {
    text-decoration: underline;
}
h3[id] + ul > li.unselected > a {
    color: #808080;
    opacity: 0.5;
}