h1
{
	color: red;
	text-align:center;
	font-size:2em;
	font-weight:bold;
}

a
{
	text-decoration:none;
	color:green;
}

#barre
{
	display:flex;
	justify-content: center;
}

h2
{
	color:blue;
	font-weight:bold;
	font-size:1.5em;
}

#em
{
	text-decoration:underline;
	font-style:normal;
}

#balise
{
	color:red;
}

#asciii
{
	color:red;
	font-style:normal;
}

hr
{
	width:600px;
}

ol a:hover
{
	font-weight:bold;
}

.case
{
	background-color:red;
}

.casev
{
	background-color:orange;
}

.caseg
{
	background-color:green;
}

#tableau
{
	border-collapse:collapse;
}