body{background-color:#ddd;font-family:Georgia}.mainBox{background-image:linear-gradient(to right,#ddd,#55d);width:680px;height:780px;border-width:1px 1px 1px 0px;border-color:#000;border-style:solid;float:left;border-radius:0 20px 20px 0}.red{background:red;color:#fff}.blue{background:#00f;color:#fff}.green{background:green;color:#fff}.orange{background:orange;color:#000}.yellow{background:#ff0;color:#000}.white{background:#fff;color:#000}.black{background:#000;color:#fff}div.break{clear:both}button.defButton{border-width:4px;background-color:#a9a9a9;border-color:#a9a9a9}