.top-bg{
	background-image:url(../images/top-bg.png);
	background-position:center;
	background-repeat:no-repeat;}
.center-content{/*margin:0 auto;*/}
.center-content1200{width:1200px;margin:0 auto;}
.li-float-left li{float:left;width:50%;}
.filter-alpha{filter:alpha(Opacity=80);-moz-opacity:0.5;opacity: 0.5;} 
.bg-violet{background-color:#996699;}
.margin-200{margin-top:100px;}