.presenters p {
	font-family:arial, sans-serif;
	margin-top:0px;
}
.presenters h4 {
	margin-bottom:0;
	margin-top:25px;
}
.presenters img {
	margin-bottom:10px;
}		  
.right {
	float:right;
  margin-right:40px;
  margin-left:10px;
  margin-top:20px;
}
.left {
	float:left;
	margin-right:20px;
	margin-left:10px;
}
.presenters div {
	width:840px;
  clear:both;
  margin-bottom:20px;
}