.schem-wrapper {
    position: relative;
    overflow: hidden;
    z-index: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color: #0D111A;
    padding: 15vh 6.77vw 13vh 6.77vw;
    z-index: 1;
}

.schem-wrapper h1 {
    font-family: 'Spacebar', sans-serif;
    font-size: 9.26vh; /* 100px */
    color: #FF5722;
    margin: 0;
    text-shadow: 0 7px 4px rgba(0, 0, 0, 0.25);
}

.schem-wrapper h3 {
    font-family: 'Montserrat Alternates', sans-serif;
    font-weight: 700; /* Bold */
    font-size: 2.5vw; /* ≈ 48px sur 1920px */
    color: #ff5722;
    margin-top: 8.33vh;
}

h1 {
  font-size: 2.5em;
  margin-bottom: 10px;
}

h2 {
  font-size: 1.5em;
  margin-bottom: 20px;
  color: #555;
}

.wrapper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 20px;
  justify-items: center;
}

.item {
  background-color: #1a1f2a;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  width: 100%;
  text-align: center;
}

.item h4 {
  font-size: 1.2em;
  margin-bottom: 10px;
}

.item img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 10px;
}

.item a {
  text-decoration: none;
  background-color: #007bff;
  color: white;
  padding: 10px 15px;
  border-radius: 5px;
  transition: background-color 0.3s;
}

.item a:hover {
  background-color: #0056b3;
}

/* Responsive styles for smaller screens */
@media (max-width: 1200px) {
  .wrapper {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

@media (max-width: 600px) {
  .wrapper {
    grid-template-columns: 1fr;
  }
}