// W3C Recommendation (except h4) h1 { font-size: 2em !important; } h2 { font-size: 1.5em !important; } h3 { font-size: 1.17em !important; } h4 { font-size: 1em !important; } h5 { font-size: .83em !important; } h6 { font-size: .75em !important; } div.chapter { padding-left: 5px; } table th { text-align: left; } table th, table td { border: solid 1px lightgray; padding-left: 5px; padding-right: 5px; } code { width: 100%; overflow-x: auto; padding: 0.2em; display: inline; } pre > code { display: inline-block; }