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

    body {
      font-family: Arial, sans-serif;
    }

    header {
      text-align: center;
      padding: 20px;
    }

    .logo {
      max-width: 400px;
      
          


    }

    nav {
    
      background-color:#003263;
      
  


    }

    .menu {
      
      display: flex;
      justify-content: center;
      list-style: none;
      flex-wrap: wrap;
    }

    .menu li {
      position: relative;
    }

    .menu > li {
      padding: 15px 20px;
    }

    .menu > li > a {
      color: white;
      text-decoration: none;
      display: block;
    }

    .menu li:hover > ul {
      display: block;
 
    }
    .menu  li a:hover  {
      color: #f89a51;
    }

    .submenu {
      display: none;
      position: absolute;
      top: 50px;
      left: 0;
      background-color: #003263;
      list-style: none;
      min-width: 160px;
        z-index: 9999;          /* alto para estar encima de otros elementos */
    }

    .submenu li a {
      display: block;
      padding: 10px;
      color: white;
      text-decoration: none;
    }

    .submenu li a:hover {
      background-color: #003263;

      color: #f89a51;
    }

    /* Botón hamburguesa */
    .hamburger {
      display: none;
      flex-direction: column;
      cursor: pointer;
      padding: 15px;
    }

    .hamburger span {
      background: white;
      height: 3px;
      margin: 4px 0;
      width: 25px;
    }

    /* Responsive */
    @media (max-width: 768px) {
        .logo {
      max-width: 200px;
            
    }
      .menu {
        display: none;
        flex-direction: column;
        width: 100%;
      }

      .menu.show {
        display: flex;
      }

      .menu > li {
        text-align: center;
        border-top: 1px solid #003263;
      }

      .submenu {
        position: static;
      }

      .hamburger {
        display: flex;
        justify-content: flex-end;
        background-color: #003263;
      }
    }