body {
    margin-left: 200px;
    margin-right: 200px;
    background: url('paper.jpg') repeat;
    font-family: Georgia,Serif;
    font-size: 1.2em;
}
td {
    padding-left: 20px;
    padding-right: 20px;
    text-align: left;
}

div.contenu {
	font-family: Arial, Helvetica, sans-serif;
	font-size: large;
   border-style:solid;
   border-width:1px;
   padding:30px;
   margin-left:auto;
   margin-right:auto;
   margin-top: 20px;
   width:60%;
   background: #ffc;
   border-right-width:4px;
   border-bottom-width:4px;
}
div.contenuOrtho {
	font-family: Arial, Helvetica, sans-serif;
	font-size: large;
   border-style:solid;
   border-width:1px;
   padding:30px;
   margin-left:auto;
   margin-right:auto;
   margin-top: 20px;
   width:60%;
   background: #cdf;
   border-right-width:4px;
   border-bottom-width:4px;
}
div.contenu10EFG {
	font-family: Arial, Helvetica, sans-serif;
	font-size: large;
   border-style:solid;
   border-width:1px;
   padding:30px;
   margin-left:auto;
   margin-right:auto;
   margin-top: 20px;
   width:60%;
   background: #cfc;
   border-right-width:4px;
   border-bottom-width:4px;
}
div.contenuRevision1 {
	font-family: Arial, Helvetica, sans-serif;
	font-size: large;
   border-style:solid;
   border-width:1px;
   padding:30px;
   margin-left:auto;
   margin-right:auto;
   margin-top: 20px;
   width:60%;
   background: #fcf;
   border-right-width:4px;
   border-bottom-width:4px;
}
div.contenuRevision2 {
	font-family: Arial, Helvetica, sans-serif;
	font-size: large;
   border-style:solid;
   border-width:1px;
   padding:30px;
   margin-left:auto;
   margin-right:auto;
   margin-top: 20px;
   width:60%;
   background: #ffc;
   border-right-width:4px;
   border-bottom-width:4px;
}
div.contenuRevision3 {
	font-family: Arial, Helvetica, sans-serif;
	font-size: large;
   border-style:solid;
   border-width:1px;
   padding:30px;
   margin-left:auto;
   margin-right:auto;
   margin-top: 20px;
   width:60%;
   background: #cdf;
   border-right-width:4px;
   border-bottom-width:4px;
}
.ok{
   color: green;
   font-size: 1.2em;
}
.erreur{
   color: red;
   font-size: 1.2em;
}
.reponse{
   color: blue;
   font-size: 1.2em;
}