body
h1
	{font-family: "avantgarde", Helvetica, Arial;
	font-size: 50px;
	width: 70%;
	margin: auto;
	margin-top: 3%;}
header	
	{background-color: DarkSalmon;
	padding-top: 20px;
	padding-bottom: 50px}
	
section
{display: flex;}
.colonne1
{width: 33%;
margin: auto;}
.colonne2   
{width: 33%;
margin: auto;}
p
{text-align: center;}
img
{width: 90%;}