body{

   background-image: url(https://images.cnblogs.com/cnblogs_com/adsf/1671853/o_2003170124061584408144300.jpg);

}
#home {

    width: 80%;
    min-width: 950px;
    background-color: transparent ;
    margin-top: 0px;
    box-shadow: 0 0px 0px    rgba(100,100,100,.3);
}


#sideBar {
    float: left;

}
#mainContent{
   float:right;
}

#navigator {
    font-size: 20px;
  border-bottom: 1px solid #ec0e0e;
border-top: 1px solid #dfa8a88a;
    height: 50px;
    clear: both;
    margin-top: 10px;
}