body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    color: #333;
  }
  
  header {
    background: #007bff;
    color: #fff;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .header-logo {
    height: 50px;
  }
  
  .search-form {
    display: flex;
  }
  
  .search-form input[type="search"],
  .search-form button {
    padding: 10px;
    margin-left: 5px;
    border: none;
    border-radius: 5px;
  }
  
  .search-form button {
    cursor: pointer;
  }
  
  main {
    padding: 20px;
  }
  
  .tutorial-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    grid-gap: 20px;
    padding: 0;
    margin: 0;
  }
  
  .tutorial {
    background: #ffffff;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  }
  
  .tutorial h2 {
    color: #007bff;
  }
  
  .tutorial p {
    font-size: 1em;
  }
  
  .tutorial a {
    text-decoration: none;
    color: #007bff;
    font-weight: bold;
  }
  
  .tutorial a:hover {
    text-decoration: underline;
  }
  
  footer {
    width: 100%;
    padding: 20px 0;
    text-align: center;
    background: #f4f4f4; /* Hintergrundfarbe des Footers */
    border-top: 1px solid #e1e1e1; /* Eine obere Grenze für den Footer */
}

/* Footer-Links */
footer a {
    margin: 0 10px;
    color: #333;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}
  
  @media (max-width: 600px) {
    header {
      flex-direction: column;
    }
  
    .search-form {
      margin-top: 10px;
    }
  }