body {
	background-color: white;
	margin: 0px
}
header{
	padding: 15px;
}
h1 {
	color: #24009c;
	text-align: center;
	font-size: 2em;
	font-family: Arial, Helvetica, sans-serif;
}
/*barre de navigation*/
ul.barrenav {
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #24009c;
}

li.barrenav {
  float: left;
  font-family: Arial, Helvetica, sans-serif;
}

li.barrenav a {
  display: block;
  color: white;
  text-align: center;
  padding: 14px 30px;
  text-decoration: none;
}

/* Change la couleur en noir #111 quand on met la souris sur le lien */
li.barrenav a:hover {
  background-color: #522eca;
}
li.barrenav {
  display: inline;
}
li.barrenav a:hover:not(.active) {
  background-color: #522eca;
}
/* Change la couleur en vert #4CAF50 quand on est sur la page */
.active {
  background-color: #522eca;
}
/*barre de navigation collante quand défilement de la page*/
ul.barrenav{
  position: sticky;
  top: 0;
}
/*paragraphes*/
p {
	color: black;
	text-align: justify;
	font-size: 1.2em;
}
/*mettre une largeur maximale aux paragraphes de la page*/
div.paragraphe {
	max-width: 1000px;
	margin: auto;
	border: none;
	background-color: white;
	padding: 30px 50px;
	font-family: Arial, Helvetica, sans-serif;
}
/*pour enlever le soulignage des liens*/
a {
  color: #522eca;
  text-decoration: none;
  font-family: Arial, Helvetica, sans-serif;
}
a:hover {
  text-decoration: underline;
}
h2 { 
    color: black;
	text-align: center;
}
table, tr, td {
	border: 0px;
	text-align: center;
	padding: 20px;
}
h3{
	color: black;
}
.sommaire{
	background-color: lightgrey;
	border: 1px solid black;
	width: 280px;
	padding: 20px;
}
.sommaire a{
	color: black;
}
.sommaire a:hover {
  text-decoration: underline;
}
#conclusion{
	background-color: white;
}
footer {
	background-color: #24009c;
	padding: 20px;
}
h4{
	color: white;
	font-family: Arial, Helvetica, sans-serif;
}
.image{
	float: right;
}
.image3{
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 60%;
}
#lienfooter{
	color: white;
}
footer p{
	color: white;
	font-family: Arial, Helvetica, sans-serif;
	font-size: 1em;
}
#colonne1{
	float: left;
}
#colonne2{
	float: right;
}
.tabfoot{
	border: 0px;
	text-align: left;
	width: 700px;
}
input[type=text], input[type=email], select, textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid black;
  border-radius: 4px;
  resize: vertical;
}
label {
  padding: 20px 12px 12px 0;
  display: inline-block;
}
input[type=submit] {
  background-color: #522eca;
  color: white;
  padding: 12px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  float: left;
}
input[type=submit]:hover {
  background-color: #24009c;
}
/* Responsive layout - when the screen is less than 1000px wide, make the two columns stack on top of each other instead of next to each other */
@media screen and (max-width: 1000px) {
  .col-25, .col-75, input[type=submit] {
    width: 100%;
    margin-top: 0;
  }
}