* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      line-height: 1.6;
      background-color: #f9f9f9;
      color: #333;
      display: flex;
      flex-direction: column;
      align-items: center;
      overflow-x: hidden;
    }

    img {
      max-width: 100%;
      height: auto;
    }

    header, footer {
      background-color: #00674f; 
      color: white;
      width: 100%;
    }

    .contenedora {
      max-width: 1200px;
      margin: auto;
      padding: 15px 30px;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .logo {
      height: 60px;
    }

    .nav-links {
      display: flex;
      gap: 20px;
    }

    .nav-links a {
      color: white;
      text-decoration: none;
      font-weight: bold;
    }

    .title-bar {
      background-color: #a5d1cf; 
      color: white;
      font-size: 2em;
      padding: 20px;
      text-align: center;
      font-weight: bold;
      width: 100%;
    }

    .intro, .section, .academicos {
      max-width: 1000px;
      margin: 20px auto;
      padding: 40px;
      background-color: white;
      border-radius: 12px;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }

    .intro {
      display: flex;
      flex-wrap: wrap;
      gap: 30px;
      align-items: center;
    }
  

    .intro img {
      width: 200px;
      height: 300px;
      border-radius: 20px;
      object-fit: cover;
    }
    .materias, .materiasaprobadas {
      max-width: 1000px;
      margin: 20px auto;
      padding: 40px;
      background-color: white;
      border-radius: 12px;
      box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    }

    button {
      background-color: #00674f;
      color: white;
      border: none;
      padding: 10px 20px;
      border-radius: 8px;
      cursor: pointer;
      margin: 5px;
      transition: background-color 0.3s ease;
    }

    button:hover {
      background-color: #388e3c;
    }

    footer {
      text-align: center;
      padding: 20px;
      font-size: 12px;
      background-color: #00674f;
      color: white;
      width: 100%;
    }

    @media (max-width: 768px) {
      .intro {
        flex-direction: column;
        text-align: center;
      }
    }

    .team a {
      color: white;
      text-decoration: none;
    }