*{margin:0;padding:0;border:0}

body{background-color:#fff;font-family:arial}
.blue{border:1px solid #00f}
.green{border:1px solid #0f0}
.red{border:1px solid #f00}
.grey{border:1px solid #ccc}

#wrapper{margin:auto;width:80%;background-color:#fff}
#header{height:200px}
#mainContainer{}
#leftColumn{width:200px}
.leftColumnBox{margin:.1em;border:1px solid #ccc;padding-bottom:1em}
.leftColumnBoxHeader{background-color:#cfb;height:40px;line-height:40px;text-align:center;color:#005502}
#centerColumn{}
#rightColumn{width:200px}
#footer{}

.left{float:left}
.right{float:right}

.clear{clear:both}