body{ background:url(../bg.gif); color:black;line-height:120%;text-align:center;}

	div.main{width:75%;background-color: white; text-align:center;
			margin:auto;margin-top:24pt; border: 2pt green solid;}

	h2#title{ text-align:center;margin:16pt 0pt 24pt 0pt;}

	table.exp{ width:380pt; margin:auto;margin-bottom:8pt;border: 1px red solid;}
	td.exp{ text-align:left; padding:6pt;}
	p.expression{ margin-bottom:0pt;border:}
	p.link{ margin-top:6pt;}
	img.exp{ border:1px green solid;}

	table.ques{ width:360px; margin:auto;margin-bottom:8pt; border: 1px red solid;}
	td.ques{ text-align:center; padding:4pt;}
	p.questitle{ margin: 0pt auto 0pt auto; text-align:left;}
	p.questitle1{ margin: 0pt auto 0pt auto; text-align:left; color:white; height:1pt; font-size:1pt;}
	p.quesbox{ margin: 10pt auto 12pt auto; text-align:center; padding-top:12pt;}
	p.quesline{ margin: 0pt auto 0pt auto; text-align:left; width:80%; color:green; font-size:10pt;}
	p.quesinfo{ margin: 0pt auto 0pt auto; text-align:right;}

	p.back{ text-align:left; margin: 4pt auto 6pt 12pt;}

	ul{ margin-top:0pt; margin-bottom:0pt;}

	img{ border:0pt;}

	td.box{ width:; height:;}

	a:link{ color:blue}
	a:active{ color:red}
	a:visited{ color:#336666}
	a:hover{ color:aqua}