body { 
  text-align: center; 
  margin: 0 auto; 
 } 
  
 #container { 
  width: 1000px;
  margin: 20px auto 0 auto;
  overflow: hidden; 
 } 
  
 #leftside { 
  float: right; 
  width: 350px;
  padding: 30px 0 0 0;
  margin: 0 10px 0 0px;
 } 
  
 #content { 
  text-align : center; 
  float: left; 
  width: 550px; 
  padding: 35px 0 10px 0;
  margin: 0 0px 0 40px;
 }