nav {
font-family:Verdana, sans-serif;
font-size:large;
position: absolute;
top: 10px;
left: 0px;
margin:5px;
width:30%
}


article {

margin-left:40%;
margin-top:100px;
margin-right : 5%;


}

article img {
height:500px;
width:700px;
hspace:50px;
vspace=70px;
alt="photo non affichee";
}


nav img {
height:80px;
width:110px;
hspace:30px;
vspace=50px;
alt="photo non affichee";

}