h1 {text-align:center;font-size:30px; font-family:arial}
h2 {text-align:center; font-size:26px; font-family:arial}
a {font-size:16px;color:#ff0000; font-family:arial}
p{font-size:20px; font-family:arial}
ul{font-size:20px; font-family:arial}
body {background-color:#66ccff}
code {background-color:#ffcc33}
pre {background-color:#6699ff; font-size:20px}