body{background:url(images/fond.png);background-repeat: repeat-y;background-position:center top;font-family: Verdana; color:  #393939; font-size: 13px;}
header{background:url(images/header.jpg);width: 920px;height: 135px;background-color: #FFFFFF; display: flex; margin: auto;}
.logo{margin-top: 20px; margin-left: 20px;}
nav{width: 920px; height: 30px; background-color: #000000; margin: auto; display: flex;}
.boîte{color:white;width: 20%; padding: 5px 10px 5px 10px; justify-content: center;}
main{width: 920px; height: auto; display: flex; background-color: #FFFFFF; margin: auto;}
article{width: 280px; padding: 10px;}
aside{width: 600px; padding: 10px;}
h1{background-color: #E3532D;color: #FFFFFF; font-size: 24px;}
h2{color:#E3532D; text-decoration: underline ;}
h3{font-weight: bold; text-decoration: underline;}
.expert{display: block; margin: auto;}
.legende{color: grey; text-align: center; font-style: italic;}
.Text1{padding: 5px; border:1px #E3532D; text-align: justify;}
.Text2{color: black; text-align: justify; padding: 5%;}