.bouton {
	display:inline-block;
	width: 48px;
	margin: 5px;
	background-color: #c5bdc2;
	border-style:solid;
	border-width:0px;
	border-color:black;
	text-align:center;
	font-family:arial;
	border-radius: 30px;
	box-shadow:4px 4px 6px #8f898d;
}

.bouton2 {
	display:inline-block;
	width: 40px;
	margin: 5px;
	background-color: #BBFFBB;
	border-style:solid;
	border-width:1px;
	border-color:black;
	text-align:center;
	border-radius: 10px;
	box-shadow:4px 4px 6px #8f898d;
}

.bouton:hover {
	background-color: #858184;
}

#lancer {
	width:368px;
}

#expres{
font-size:40px;
font-weight: bold;

}
#parentheseDroite, #parentheseGauche {
	width:48px;
}
#introduction{
font-size:40px;
font-weight: bold;
color:#449823}