div.full-width-box{background-color:#fff;margin:15px 0 10px 0;padding:15px;border:1px solid #039}
div.center-box{width:50%;background-color:#fff;margin-left:auto;margin-right:auto;padding:15px;border:1px solid #039}

div.half-width-box-left{background-color:#fff;margin:5px 5px 5px 5px;border:1px solid #039;padding:10px;width:50%;float:left}
div.half-width-box-right{background-color:#fff;margin:5px 5px 5px 5px;border:1px solid #039;padding:10px;width:50%;float:right}
.img-float-left{float:left;padding:2px;margin-right:5px;border:1px solid #039}
.img-float-right{float:right;padding:2px;margin-left:5px;border:1px solid #039}
div.clear{clear:both;width:100%;height:1px}