body
  {background-color: #ffd;}
 
  div.main{
  margin-top: 0.5em;
  margin-left: 18em;
  font-size: 1.3em;
  font-weight: bold;
  color: #00f;
  width: 30em;
  height: 2em;} 
  
 div#UGC{
 margin-top:0.8em;
 margin-left: 15em;
 width:600px;
 height: 100px;
 font-weight: bold;
 font-size: 1.05em;
 color:#080;}
 
 #Img_UGC{
 float: right;
 margin-top:-3em;}
 
 div#rives{
 margin-top:0.8em;
 margin-left: 15em;
 width:600px;
 height: 110px;
 font-weight: bold;
 font-size: 1.05em;
 color:#080;}
 
 span#mer{
 float:right;
 margin-top:0.8em;}
 
 p#suite{
 float: right;
 margin-top:2em;
 margin-right: 12em;
 color: #00e;} 

 h3{
 color: red;}