body {
  background-color: #0B4B67;
  font-family: arial, sans-serif;
  margin: 0;
  padding: 0;
  color: #fff;
  max-width: 100%;
  overflow-x: hidden;
}

header {
  background-color: #0B4B67;
  background-image: url('Bandeau.jpg');
  background-size: contain;
  background-position: top center;
  background-repeat: no-repeat;
  height: 15vh;
  width: 100%;
}

nav {
  background-color: #2B789B;
  text-align: center;
  margin-top: 0px;
  padding: 10px;
}

nav select {
  width: 33.33vw; /* Occupe 1/3 de la largeur de l'écran */
  padding: 10px;
  font-size: 16px;
  margin-left: auto;
  margin-right: auto;
  display: block;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 20px 5%;
  min-height: 80vh;
}

main p {
  text-align: justify;
}

.galerie {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 20px;
}

.galerie img {
  width: 100%;
  max-width: 300px;
  height: auto;
  margin: 10px;
  border-radius: 10px;
}

footer {
  background-color: #0B4B67;
  color: #fff;
  padding: 10px 5%;
  text-align: center;
  clear: both;
  position: relative;
  bottom: 0;
  width: 100%;
}

.contact-page .form-group {
  display: grid;
  grid-template-columns: 1fr 3fr;
  margin-bottom: 20px;
  align-items: center;
}

.contact-page .form-group label {
  text-align: left;
}

.contact-page .form-group input, .contact-page .form-group textarea {
  width: 100%;
  padding: 10px;
  box-sizing: border-box;
}

footer p {
  text-align: center;
}