body {
    text-align: ce;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background: #111;
    color: white;
  }
  
  nav ul {
    display: flex;
    gap: 1.5rem;
    list-style: none;
  }
  
  nav a {
    color: white;
    text-decoration: none;
  }
  
  nav a:hover {
    text-decoration: underline;
  }
  
  .reseau {
    border: 2px solid rgb(0, 0, 0);
    color: black;
    padding: 10px 15px;
    border-radius: 10px;
    text-decoration: none;
  }
  

.reseaux {
    margin-bottom: 50px;
}