body {
    background-color: #3B5998;
    background-image: linear-gradient(to bottom, #3B5998, #fff);
    animation: bg-color 20s linear infinite;
	color: white;
	font-family: Arial, sans-serif;
}

@keyframes bg-color {
    0% {
        background-image: linear-gradient(to bottom, #3B5998, #fff);
    }
    50% {
        background-image: linear-gradient(to bottom, #3B5998, #f7f7f7);
    }
    100% {
        background-image: linear-gradient(to bottom, #3B5998, #fff);
    }
}

iframe {
  display: block;
  margin: 0 auto;
  border-radius: 20px;
}

.text-center {
  text-align: center;
}

header {
	position: fixed;
	top: 0;
	left: 0;
	right: 0;
	background-color: #38528b;
	height: 100px;
	display: flex;
	align-items: center;
	justify-content: center;
}
  
.tile {
	float: left;
	width: 50%;
	box-sizing: border-box;
	padding: 10px;
	margin: 0 auto;
	text-align: center;
}

.imgtile {
	display: block;
	max-width: 75%;
	height: auto;
	margin: 0 auto;
}

.titre {
	font-size: 24px;
	font-weight: bold;
	text-align: center;
}

.logo-container {
  position: fixed;
  top: -50px;
  right: 10px;
  z-index: 9999;
}

.logo-container img {
  width: 200px;
  height: auto;
}

.container {
  margin: 20px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.text-zone {
  width: 60%;
  margin: 0 auto;
  font-size: 22px;
  margin-bottom: 20px;
  padding: 20px;
  background-color: #fff;
  border: 2px solid #3b5998;
  border-radius: 10px;
  box-shadow: 0px 40px 20px rgba(0, 0, 0, 0.2);
}

.text-zone.large {
  width: 80%;
  margin: 0 auto;
  margin-top: 100px;
}

.large {
  flex: 1;
}

.text-zone h2, .text-zone h3 {
  color: #3b5998;
}

.text-zone p {
  color: #3b5998;
}

.imgtext {
	float: left;
    width: 300px;
    height: 180px;
    border-radius: 5px;
	margin: 20px;
}

.menu-hamburger {
	display: block;
	width: 30px;
	height: 20px;
	position: relative;
	cursor: pointer;
}

.barre {
	position: fixed;
	top: 30px;
	left: 10px;
	z-index: 9999;
	width: 50px;
	height: 5px;
	background-color: white;
	transition: transform 0.2s ease-out;
}

.barre:nth-child(2) {
	top: 40px;
}

.barre:nth-child(3) {
	top: 50px;
}

.nav-container {
	position: fixed;
	top: 5%;
	left: -100%;
	width: 25%;
	height: 100%;
	background-color: #92a0c7;
	color: white;
	transition: left 0.2s;
	border-top-right-radius: 10px;
}

.nav-container.show {
	left: 0;
}

.nav-toggle {
	position: absolute;
	top: 20px;
	right: 20px;
	width: 30px;
	height: 30px;
	cursor: pointer;
}

.nav-links {
	position: absolute;
	list-style: none;
	text-align: left;
	padding: 5;
	margin: 20px;
	top: 0%;
}

.nav-links li {
	margin-bottom: 20px;
}

.nav-links a {
	display: block;
	font-size: 24px;
	color: white;
	text-decoration: none;
}

.tooltiles-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-around;
}

.tooltile {
  background-color: #f0f0f0;
  border-radius: 10px;
  padding: 20px;
  margin: 20px;
  text-align: center;
  flex: 1;
  min-width: 300px;
  max-width: 500px;
  text-decoration: none;
}

.tooldescfont {
	font-size: 14px;
}

@media screen and (max-width: 600px) {
  .tooltiles-container {
    flex-direction: column;
    align-items: center;
  }

  .tooltile {
    width: 100%;
  }
}

.theme-button {
  background-color: #4267B2;
  color: white;
  font-size: 16px;
  font-weight: bold;
  border: none;
  border-radius: 5px;
  padding: 10px 20px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  transition: background-color 0.3s ease;
}

.theme-button:hover {
  background-color: #385898;
}

footer {
  background-color: #f2f2f2;
  padding: 20px;
  text-align: center;
  font-size: 14px;
  color: #666;
}

.containerfooter {
  max-width: 960px;
  margin: 0 auto;
}