body {
  font-family: Times, TimesRoman, serif;
  font-size: 18px;
  background-color: white;
	margin: 10px 0 10px 30px;
	padding: 0;
}

.title_bar {
	margin: 0 0 20px 60px;
}

.nav_bar {
  font-family: Arial, sans-serif;
  font-size: 12px;
	margin-left:400px;
  margin-bottom: 10px;
	white-space: nowrap;
}

#ad_bar {
  position: absolute;
  left: 660px;
  top: 200px;
}

#ad_bar_sideline {
  position: absolute;
  left: 660px;
  top: 50px;

}

.page_text {
  margin-left: 30px;
  width: 550px;
}

.bottom_rule { 
	border: solid #808080 1px;
	margin: 0 0 5px 0;
	width:600px;
}

.question, .remark, .fact, .example {
  font-weight: bold;
  margin-bottom: 12px;
}

.footer {  
	width: 600px;
	text-align: center;
  font-family: sans-serif;
  font-size: 10px;
  color: #a0a0a0;
}

.footer .copyright {
  white-space: pre;
}

a:link {
  color: #800000;
  text-decoration: none;
}

a:visited {
  color: #800000;
  text-decoration: none;
}

a:hover {
  background: #FFFF80;
  text-decoration: underline;
}

a:active {
  color: #FF0000;
  background: #FFFF40;
} 

h1 {
  font-family: Arial, sans-serif;
  font-size: 24px;
  font-weight: bold;
  color: 808080;
}

h2 {
  font-family: Arial, sans-serif;
  font-size: 20px;
  font-weight: normal;
  color: 606060;
}

h3 {
  font-family: Arial, sans-serif;
  font-size: 16px;
  font-weight: bold;
  color: 404040;
  text-decoration: underline;
}

div.line {
  width: 250px;
  border-top: #808080 dashed 1px;
  margin-left: 150px;
  margin-top: 20px;
  margin-bottom: 20px;
}

div.bigline {
  border-top: #a0a0a0 solid 2px;
  margin-top: 20px;
  margin-bottom: 20px;
}