body {
  background-color: #e6e6e6;
margin:5px;
}

p {
    margin-left: 3%;
	margin-top: 3px;
	margin:15px;
	text-align: justify;
	}

	H2  {
    margin-left: 5%;
	letter-spacing: 1px;
	margin-bottom: 0px;
	}

H1  {
	text-align: center;
	letter-spacing: 1px;
	margin-bottom: 0px;
	}

img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    border:1px solid  #ffffff ;
}

.contenu
{
margin-top: 20px;
margin-left: 20px;
margin-right: 20px;
padding: 5px 15px;
background-color: #fefefe;
border:4px solid  #7a98be ;
}

.titre
{
margin-left: 10px;
padding: 5px 15px;
text-align: center;
}