header
{
 padding-bottom : 2px;
}
ul, li
{
margin-right: 1em;
margin-bottom:0em;
margin-top:0em;
}
li
{
display:inline-block;	
}
nav
{
display: inline;
}

/* liens */
nav h2  		
{
margin-top:0.5em;
margin-bottom:0em;
padding-left:3%;
}
#menu-fin 
{
margin-top:0.5em;
float :right;
}

/* vitrine*/
.etage-ptd	
{
display:flex;
justify-content:space-between;
padding-left:4%;
padding-bottom:6%;
}
.cont-lien-chapitre
{	
display:flex;	
border:1px rgb(170,163,154) outset;
border-right-color:transparent;
border-bottom-color:transparent;
border-radius:10px;
margin-right:5%;
padding-top:2%;
}
.btn-lien-vitr
{
color: rgb(84,80,76);
text-decoration:none;
padding-top:2%;
padding-bottom:2%;
padding-left:5%;
padding-right:5%;
max-width:48%;
}
a[class="btn-lien-vitr"]:visited  
{
color:rgb(92,87,82);
border:1px rgb(124,120,116);
}
.img-chapitre
{
margin-left:5%;
max-width:92%;
}
.art-vitrine	
{
 background-image: linear-gradient(to left,rgb(151,144,136), rgb(159,150,143));
padding:2%;	
}