h1 { font-size:20pt;color:midnightblue;
background-color:lightskyblue;width:800px;}
.mainBody {background-color:#eef;border:1px solid gray;width:800px; height:1000px}
h2 { font-size:14pt;color:midnightblue;
background-color:lightskyblue;width:800px;}
h3 { font-size:12pt;color:midnightblue;}
h4 { font-size:9pt;color:midnightblue;}
.pos1 { position:absolute; left:80px; top:150px; }
.pos2 { position:absolute; left:450px; top:550px; }
.pos3 { position:absolute; left:80px; top:800px; }
.pos4 { position:absolute; left:700px; top:990px; }
a:hover { background-color:orange; }