body{font-family:arial;font-size:18px;color:black}
.clear{clear:both;}
#wrapper{width:100%;height:600px;}
.header{width:100%;height:50px;background:brown}
.content{width:100%;height:500px;background:cyan}
#left{width:50%;height:500px;float:left}
#top{width:100%;height:300px;background:brown;float:right}
#part1{width:100%;height:100px;background:gray;float:left}
#part2{width:100%;height:100px;background:yellow;float:right}
#part3{width:100%;height:100px;background:gray;float:left}
#bottom{width:100%;height:200px;float:left}
#part4{width:100%;height:100px;background:cyan;float:right}
#part5{width:100%;height:100px;background:purple;float:left}
#right{width:50%;height:500px;background:blue;float:right}
.top{width:100%;height:250px;background:orange;float:right}
.bottom{width:100%;height:250px;background:green;float:left}
.footer{widht:100%;height:50px;background:pink}