body { background: white; max-width: 20em; margin: auto }
* { color: black; }
.big { font-size: 2em; font-weight: bold }
b { background: black }
p, li { line-height: 1.5; }
li { margin-bottom: .15em }
a { background: black; color:white; }
a:hover { opacity: .7 }
ul { padding-left: 1em; list-style-type:square; }
div { border-bottom: 2px solid black }
img { max-width: 100%; margin: .3em }