body {
    display: flex;
    flex-direction: column;
    font-family: 'Roboto', sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: url(img2.png) no-repeat center center fixed;
    background-size: cover;
  }
  
  header {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    height: 100%;
  }
  
  h1 {
    margin: 0;
    font-size: 1vw;
    font-weight: bold;
    text-transform: uppercase;
    letter-spacing: 1vw;
    line-height: 1.2;
    position: absolute;
    left: 8%;
    top: 30%;
    color: #fff;
  }
  
  .page-container {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    justify-content: center;
    width: 100%;
    margin: 0 auto;
    height: 100%;
  }
  
  .image-container {
    position: absolute;
    bottom: 30%;
    left: 10%;
    height: 40%;
    width: 20%;
    background-image: url("img.png");
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
  }
  
  .modules-container {
    height: 80vh;
    margin-left: auto;
    width: 100%;
    max-width: 50%;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    justify-content: flex-start;
    background-color: transparent;
    padding-top: 5%;
    margin-top: 10%;
    margin-bottom: 15%;
  }
  #continuer-btn {
    background-color: #28abb9;
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    margin-top: 20px;
    margin-bottom: 2%;
    border-radius: 10px;
    cursor: pointer;
}

  
  #continuer-btn:hover {
    background-color: #219b9f;
  }
  
  video {
    max-width: 90%;
    height: auto;
  }
  
  .module {
    flex-basis: 15%;
    margin: 20px;
    width: 100%;
  }
  .module-box-contenu {
    height: 100%;
    background-color: #fff;
    align-items: center;
    border-radius: 10px;
    text-align: center;
    margin-right: 10%;
    margin-top: 0%;
  }
  
  .home-button {
    display: inline-block;
    background-color: #ffffff;
    color: #111111;
    text-decoration: none;
    padding: 15px 15px; /* réduction du padding */
    border-radius: 5px;
    font-size: 14px; /* réduction de la taille de la police */
    margin-bottom: auto;
    margin-top: 10%;
    margin-left: 0;
  }
  
  .home-button:hover {
    background-color: #22a8e6;
    cursor: pointer;
  }
  
  
  .module-box {
    background-color: #fff;
    padding: 5px;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0px 3px 6px rgba(0, 0, 0, 0.16);
    transition: all 0.3s ease;
    height: 80%;
  }
  
  .module-box:hover {
    transform: translateY(-5px);
    box-shadow: 0px 6px 12px rgba(0, 0, 0, 0.16);
  }
  
  h2 {
    color: #28abb9;
    font-size: 36px;
    font-weight: bold;
    margin-top: 0;
    text-transform: uppercase;
  }
  
  p {
    font-size: 18px;
    margin: 20px 0;
  }
  
  a {
    color: inherit;
    text-decoration: none;
  }
  
  footer {
    background-color: transparent;
    color: #fff;
    padding: 10px;
    text-align: center;
    /* position: absolute; retirez cette propriété */
    bottom: 0;
    left: 0;
    right: 0;
    height: 50px;
  }
  @media screen and (max-width: 768px) {
    .page-container {
      flex-direction: column;
    }
  
    h1 {
      font-size: 40px;
      left: 5%;
      top: 20%;
    }
  
    .image-container {
      width: 100%;
      height: auto;
      bottom: 10%;
      left: 0;
    }
  
    .modules-container {
      width: 100%;
      height: auto;
      margin-top: 100px;
      padding-left: 5%;
      padding-right: 5%;
    }
  
    h2 {
      font-size: 28px;
    }
  
    p {
      font-size: 16px;
    }
  }