body {margin: 0; padding: 0; }
#imSite {width: 1000px; margin: 15px auto; text-align: left; }
#imHeader {height: 185px; background-color: #FFFFFF; background-image: url('top.jpg'); background-repeat: no-repeat; }
#imBody {background-color: #F5F5F5; }
#imMenuMain {width: 124px; float: left; padding: 30px 0 0 20px; }
#imContent {width: 849px; float: left; margin-top: 20px; }
#imFooter {clear: both; height: 5px; background-color: #000080; }