.fr {
	float:right;
}

.fl {
	float:left
}
.fc {
	margin: 0 auto;
}

.contentImageAll {
	margin:15px;
	border: 2px solid #494949;
}

.contentImageSide {
	margin:0px 15px ;
	border: 2px solid #494949;
}
.mark {
	color:#a9ff21;
}
.bmark {
	color:#a9ff21;
	font-weight: bold;
}
.text-elem2 {
color:#FFFFFF;
height:18px;
padding:2px 10px;
width:150px;
}
.math {
	padding-left:5px;
}