@media only screen and (min-width:660px){body{width:40em;margin:0 auto}}@media only screen and (max-width:660px){body{margin:0 10px}}body{color:#121212;background-color:#fefefe;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Oxygen,Ubuntu,Cantarell,'Open Sans','Helvetica Neue',sans-serif}.picture{border:1px solid #121212;background:#f2f2f2;padding:1em;padding-bottom:0em}.picture p{font-size:.9em;font-style:italic}.note{color:red;font-style:normal;text-decoration:none}.box{padding:1em;border:1px solid #121212;background:#f2f2f2}.box h3{text-align:center}.warning{background:#FFDEAD;padding:1em}h2:target,h3:target{color:red}li:target{background-color:#f1f1f1;border:1px dashed;padding-left:1px}nav.chapter{text-align:center;display:block;margin-top:1.33em;margin-bottom:1.33em;margin-left:0;margin-right:0;font-weight:700}nav.site{text-align:center;font-style:italic}img{max-width:100%;border:2px solid #121212}blockquote{font-style:italic;background:#f1f1f1;padding:1em}.picture img{margin:auto;display:block}.title{text-align:center}