body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: Arial, sans-serif;
    font-size: 16px;
  }
  body {
    display: flex;
    justify-content: center;
    align-items: center;
    background-size: cover;
    background-position: center;
    transition: background-image 1s ease-in-out;
  }
  .container {
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 90%;
    max-width: 500px;
    backdrop-filter: blur(10px);
  }
  h1 {
    color: #fff;
    text-align: center;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    font-size: 1.8rem;
  }
  .search-form {
    display: flex;
    flex-direction: column;
  }
  .search-input {
    padding: 0.8rem;
    font-size: 1rem;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 4px;
    margin-bottom: 1rem;
    background-color: rgba(255,255,255,0.2);
    color: #fff;
  }
  .search-input::placeholder {
    color: rgba(255,255,255,0.7);
  }
  .search-dropdown {
    position: relative;
    margin-bottom: 1rem;
  }
  .dropdown-button {
    width: 100%;
    padding: 0.8rem;
    font-size: 1rem;
    background-color: rgba(255,255,255,0.2);
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 4px;
    cursor: pointer;
    text-align: left;
    color: #fff;
  }
  .dropdown-content {
    display: none;
    position: absolute;
    background-color: rgba(255,255,255,0.9);
    min-width: 100%;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
    max-height: 200px;
    overflow-y: auto;
  }
  .dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
  }
  .dropdown-content a:hover {
    background-color: rgba(0,0,0,0.1);
  }
  .show {
    display: block;
  }
  .search-button {
    padding: 0.8rem;
    font-size: 1rem;
    background-color: rgba(139, 0, 0, 0.7);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
  }
  .search-button:hover {
    background-color: rgba(178, 34, 34, 0.9);
  }

  /* Responsive adjustments */
  @media (max-width: 600px) {
    body {
      font-size: 14px;
    }
    .container {
      width: 95%;
      padding: 1rem;
    }
    h1 {
      font-size: 1.5rem;
    }
    .search-input,
    .dropdown-button,
    .search-button {
      font-size: 0.9rem;
      padding: 0.6rem;
    }
  }

  @media (max-width: 400px) {
    body {
      font-size: 12px;
    }
    h1 {
      font-size: 1.3rem;
    }
    .search-input,
    .dropdown-button,
    .search-button {
      font-size: 0.8rem;
      padding: 0.5rem;
    }
  }

  @media (min-width: 1200px) {
    .container {
      max-width: 600px;
    }
    h1 {
      font-size: 2rem;
    }
  }