img {
    border: 0;
  }

#bottom {
    font-size: 85%;
    text-align: center;
    height: 30px;
    border-bottom: 5px solid #475982;
    clear: both;
    background: #efefef;
  }

#content {
    float : left;
    max-width : 59%;
    min-width : 59%;
    width : 59%;
  }

#head {
    height: 150px;
    background: #475982 url('../images/logo.jpg') no-repeat;
  }

#head_nav {
    background : #000080;
    color : #ffffff;
    cursor : pointer;
    height : 20px;
    text-align : center;
  }

#main {
    background : #bec7ce;
    margin : auto;
    border : #efefef solid 1px;
    text-align : left;
    width : 783px;
  }

#nav1 {
    width: 20%;
    float: left;
    background: #bec7ce;
  }

#nav2 {
    background : #bec7ce;
    float : right;
    width : 20%;
  }