body{
	margin: 0;
	background: linear-gradient(90deg,rgba(63,94,251,0.7) 0%,rgba(252,70,107,0.7) 100%);
}


header{
	margin-bottom: 10vh;
}
nav{
	top: 0;
	left: 0;
	z-index: 1;
	position: fixed;
	display: flex;
	align-items: center;
	justify-content: space-around;
	background: linear-gradient(45deg,orange 35%,darkred);
	width: 100%;

}

nav:hover{
	background: linear-gradient(45deg,orange ,darkred);

}


#icone{
	height: 10vh;
	width: 10vw;
}


main{
	display: flex;
	flex-direction: column;
}

#cas{
	margin-top:10% ;
	height: 25%;
	width: 25%;


}

#btn_up{
	position: fixed;
	background-color: transparent;
	border-color: transparent;
	right: 2vw;
	bottom: 2vh;
	height: 4vh;
	width: 4vh;
}

li{
	display: inline-block;

}

p{
	font-family:  unset;
	font-size: 30px;

}


.img_gauche_txt_droite{
	display: flex;
	justify-content: space-around;
	align-items: flex-end;
}



.img_gauche_txt_droite p{
	background-color: rgba(100,100,100,0.2);
	border-radius: 10px;
	width: 50%;
}

.img_gauche_txt_droite img{border-radius: 10px;}
.img_gauche_txt_droite img:not(:hover){filter: saturate(0.2);}


.img_droite_txt_gauche{
	display: flex;
	flex-direction: row-reverse;
	justify-content: space-around;
	align-items: flex-end;
}



.img_droite_txt_gauche p{
	background-color: rgba(100,100,100,0.2);
	border-radius: 10px;
	width: 50%;
}

.img_droite_txt_gauche img{border-radius: 10px;}
.img_droite_txt_gauche img:not(:hover) {filter: saturate(0.2);}



#pied_de_page{
	font-size: 15px;

}

.page{
	list-style-type: none;
	text-decoration: none;
	color: black;
	margin-right: 10vh;
	font-size: 2vh;
}

.page:hover{
	color: gold;
}



footer{

	background-color: orange;
	padding-bottom: 15vh;
}