body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background-image: url("BACKGROUND.png");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.container {
  max-width: 1024px;
  width: 100%;
  padding: 20px;
  box-sizing: border-box;
  color: #ffffff;
}

/* Switch de langue */

.lang-switch {
  text-align: center;
  margin-bottom: 10px;
}

.lang-link {
  font-size: 20px;
  font-weight: bold;
  color: #ffffff;
  text-decoration: none;
}

.lang-link:hover {
  color: #cccccc;
}

/* Logo */

.logo {
  text-align: center;
  margin-bottom: 20px;
}

.logo img {
  max-width: 60%;
  height: auto;
  display: inline-block;
}

/* Tuiles */

.tiles {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.tile {
  display: block;
}

.tile img {
  width: 100%;
  height: auto;
  display: block;
}

.tile img:hover {
  filter: brightness(1.1);
  cursor: pointer;
}

/* Responsive */

@media (max-width: 900px) {
  .tiles {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 500px) {
  .tiles {
    grid-template-columns: 1fr;
  }
}