body
{
	background-color: rgb(223,224,224)
}

h1
{
	text-align: center;
}

h4
{
	text-align: right;
	margin-right: 200px;
}

nav ul
{
    list-style-type: none;
    display: flex;
	background-color: #333;
	justify-content: center;
	align-items: center;
	height: 4em;
	box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}



nav a
{
    margin-right: 45px;
	font-size: 1.5em;
	color: white;
	text-decoration: none;
}


nav a:hover
{
	color: red;
}

/* menus avec bouton */
div *
{
    display: flex;
	flex-direction: column;
	justify-content: center;
	text-decoration: none;
	color: black;
	margin-top: 30px;
	text-align: center;
	font-size: 1.1em;
}
/* faire une ligne pour separer les articles*/
hr {
    width: 200px;
    height: 1px;
    border: none;
    background-color: black;
    margin: 25px auto;
}

article
{
	margin-left: 75px;
	margin-top: 80px;
	margin-right: 75px;
	margin-bottom: 70px;
	font-size:1.2em;
}	

h2
{
	text-align: center;
}	

h3
{
	text-decoration: underline;
	color: rgb(145,10,40);
}
.sommaire
{
    display: flex;
	flex-direction: column;
	justify-content: center;
	text-decoration: none;
	color: black;
	margin-top: 25px;
	font-weight: bold;
	font-size: 1.2em;
	
}

.bouton
 {
    display: flex;
	flex-direction: column;
	justify-content: center;
	text-decoration: none;
	color: black;
	margin-top: 30px;
	margin-left: auto;
	margin-right: auto;
	text-align: center;
height:50px;
width: 500px;
background: #333;
color:white;
-moz-border-radius:10px;
-webkit-border-radius:10px;
border-radius:10px;
}

.bouton:hover, .sommaire:hover 
{
color: red;
}

/* police en violet + gras */
.violet
{
	font-weight: bold;
	color: rgb(3,0,161);
}
   

#gros
{	
	font-weight: bold;
	font-size: 1.4em;
}

.gras
{
	font-weight: bold;
	color: black;
}

.gros2
{
	font-size:1.2em;
}

.souligné
{
	text-decoration: underline
}