h1
{
color:green;
text-align:center;
}
h2
{
color:green;
font-size:1.2em;
}
h3
{
font-size:1.4em;
}
p
{
font-family:"Times New Roman";
font-size:1.2em;
}
p2
{
font-size:0.6em;
}
body
{
background-color:#d0e4fe;
}
IMG.centered {
    display: block;
    margin-left: auto;
    margin-right: auto }
P.caption {
    margin-left: auto;
    margin-right: auto;
    width: 30em