body
{
	counter-reset: exercice;
}

h1
{
	line-height: 120%;
}

h2:before
{
	counter-increment: exercice;
	content: "Exercice " counter(exercice) " - ";
}

body
{
	background-image: url(../image/background.png);
	background-repeat: repeat-x;
	background-color: #f5f5ff;
/*
	background-image:-moz-linear-gradient(#ADD8E6, white);
	background-image:-webkit-linear-gradient(#ADD8E6, white);
	background-image:-o-linear-gradient(#ADD8E6, white);
	background-image:linear-gradient(#ADD8E6, white);
*/
	font-family: verdana;
	line-height: 180%;
}

header
{
	color: black;
	text-align: center;
	text-shadow: #bbb 1px 1px 1px;
}

section
{
	width: 900px;
	background-color: white;
	margin-right: auto;
	margin-left: auto;
	margin-bottom: 10px;
	padding-bottom: 10px;
	border-style: solid;
	border-color: black;
	border-width: 2px;
	border-radius: 10px;
	box-shadow: #bbb 8px 8px 8px;
	font-size: 1rem;
	text-align: justify;
}

section h2
{
	margin-top: 40px;
	margin-bottom: 20px;
	margin-left: 20px;
	margin-right: 20px;
	padding-bottom: 5px;
	text-align: left;
	text-shadow: #bbb 1px 1px 1px;
	border-bottom-style: solid;
	border-bottom-width: 1px;
}

section h3
{
	margin-top: 25px;
	margin-left: 20px;
	margin-right: 20px;
	text-align: left;
	text-shadow: #bbb 1px 1px 1px;
}

section h4
{
	margin-top: 25px;
	margin-left: 20px;
	margin-right: 20px;
	text-align: left;
}

section p
{
	margin-left: 25px;
	margin-right: 25px;
	margin-top: 25px;
	margin-bottom: 5px;
}

section code
{
	font-size: large;
}

section li
{
	margin-bottom: 5px;
	margin-right: 10px;
	margin-left: 10px;
}

section ul
{
	margin-top: 5px;
	margin-bottom: 5px;
	margin-left: 10px;
	margin-right: 10px;
	padding-left: 25px;
}

section iframe
{
	width: 100%;
	border: none;
}

span.hiden
{
	color: gray;
}

span.optional
{
	color: red;
	font-style: italic;
}

fieldset
{
	margin-top: 15px;
	margin-left: 30px;
	margin-right: 30px;
	background-color: #fff8f8;
	border-color: #d00000;
	border-width: 2px;
	border-style: solid;
	border-radius: 5px;
	box-shadow: #bbb 3px 3px 3px;
}

fieldset p
{
	margin-top: 0px;
}

fieldset ul
{
	margin-top: 5px;
	margin-bottom: 15px;
}

fieldset legend
{
	font-weight: bold;
	color: #d00000;
}

footer
{
	color: navy;
	font-size: 0.9rem;
	text-align: center;
}

footer a
{
	color: navy;
}

fieldset.code
{
	padding: 4px 5px 0px 5px;
	margin-top: 10px;
	margin-left: 30px;
	margin-right: 30px;
	background-color: #f8f8ff;
	border-color: #0000d0;
	border-width: 1px;
	border-style: solid;
	border-radius: 5px;
	box-shadow: #bbb 3px 3px 3px;
}

fieldset.code legend
{
	font-weight: bold;
	color: #ffffff;
	background-color: #0000d0;
	padding: 0px 10px;
	border-style: solid;
	border-color: #0000d0;
	border-width: 1px;
	text-shadow: #0080ff 1px 1px 1px;
}

section iframe
{
	width: 100%;
	border: none;
}