body
  {background-color: #ffd;}
  
  div.main{
  margin-top: -1em;
  margin-left: 18em;
  font-size: 1.3em;
  font-weight: bold;
  color: #00f;  
  width: 30em;
  height: 2em;}    

  #center{
  margin-top: 3em;
  margin-left: 18em;}
 
 #piscine{
  margin-right: 3em;}
  
 p#suite{
 float: right;
 margin-right: 12em;
 margin-top: 25em;
 color: #00e;}