#html, body, bandeau, bandeau2 {
  margin: 0px;
  padding: 0px;
  width: 100%;
}

body {
	line-height: 18px;
	font-family: verdana,arial,helvetica,sans-serif;
	font-size: 16px;
	color: #333;
	background-image: url(body.jpg);
	background-attachment: fixed;
	background-size: cover;
}
#w3-include {
	background-color: yellow;
	height: 20px;
}

#bandeau {
	min-width: 700px;
	width: 100%;
	height: 110px;
	border: 0px;
	background-image: url(bandeau.png);
	background-color: #9abcde;
	background-size: cover;
	overflow: hidden;
}
#bandeau2 {
	width: 100%;
	height: auto;
	border: 0px;
}
section {
	margin-left:30px;
	margin-right:30px;
}

p, h1, h2,h3 {
  display: block;
  font-weight: normal;
}

h1 {
  font-size: 2em;
  line-height: 1em;
   color: blue;
   text-align: center;
   font-weight: bold;
}
h2 {
  font-size: 1.4em;
  line-height: 1em;
  font-weight: bold;
}

h3 {
  font-size: 1.2em;
  font-weight: inherit;
  line-height: 1em;
}

pre {
  border-style: solid;
  border-color: #999999;
  margin: 0px 5%;
  padding: 5px;
  overflow: auto;
  font-size: .9em;
  line-height: 1.1em;
  font-family: "Liberation Mono", "courier new", courier, monospace;
  background-color: #eeeeee;
  color: black;
}

ul {
  padding-left: 1em;
  line-height:1.3em;
}

li {
  padding-left: 0.5em;
  line-height: 1.3em;
  margin-top: 1em;
  margin-bottom: 1em;
}

img.centre {
  display: block;
  height: auto;
  margin-right: auto;
  margin-left: auto;
  max-width: 80%;
}

a:link {
  font-style: italic;
  text-decoration: none;
}

a:hover {
  background-color: silver;
}