body
{
	font-family: 'Open Sans', sans-serif;
	background: url("sd_smb2.jpg") center;
	width: 95%;
	max-width: 980px;
	margin: auto;
}

.main_head
{
	margin-bottom: 10px;
}

section
{
	background: rgba(255,255,255,0.7);
	padding: 5px;
}

nav /*la bande du menu (conteneur flexbox)*/
{
	margin-top: -15px;
	background: rgba(50, 150, 200, 0.7);
	padding: 0 5px 0 5px;
	display: flex;
	flex-direction: row;
	align-items: center;
	text-align: center;
	flex-wrap: wrap;
}

nav a/*defini les icones du menu*/
{
	color: black;
	text-decoration: none;
	font-weight: bold;
	box-sizing: border-box;
	border-radius: 5px;
	width: 140px;
	margin: 5px;
}
nav a:hover
{
	background: rgb(255,255,255,0.5);/*illumine les sections du menu*/
}
.current_section/*Indique dans le menu la page actuelle*/
{
	background: rgb(255,100,100,0.5);
}

#pied_de_page
{
	display: flex;
	flex-direction: row;
	justify-content: space-between;
}

#main_box
{
	display: flex;
	flex-direction: row;
	justify-content: space-between;
	align-items: stretch;
}