<style>
    /* General Body Styles */
    body {
      font-family: 'Roboto', sans-serif;
      background-color: #f0f4f5;
      color: #333;
      margin: 0;
      padding: 0;
      line-height: 1.6;
    }

    /* Header Styles */
    header {
      padding: 40px 20px;
      background-color: #009688;
      color: #fff;
      text-align: center;
      border-bottom: 4px solid #00796b;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    }

    header h1 {
      font-size: 3rem;
      font-weight: bold;
      margin: 0;
    }

    header p {
      font-size: 1.4rem;
      font-weight: 300;
      margin-top: 10px;
    }

    /* Container */
    .container {
      margin-top: 60px;
      max-width: 800px;
      padding: 0 20px;
    }

    /* Card Panels */
    .card-panel {
      padding: 30px;
      background-color: #ffffff;
      border-radius: 15px;
      box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
      margin-bottom: 40px;
    }

    h5 {
      font-size: 1.8rem;
      color: #00796b;
      margin-bottom: 20px;
      font-weight: 500;
    }

    .input-field label {
      font-size: 1.1rem;
      color: #555;
    }

    /* Select and Input Styles */
    .input-field input, 
    .input-field select {
      font-size: 1.2rem;
      padding: 12px;
      border: 1px solid #ddd;
      border-radius: 8px;
      transition: border-color 0.3s;
      color: #333;
      background-color: #fff;
    }

    .input-field input:focus,
    .input-field select:focus {
      border-color: #009688;
      box-shadow: none;
    }

    /* Buttons */
    .btn {
      background-color: #00796b;
      color: #fff;
      padding: 15px 30px;
      font-size: 1.3rem;
      border-radius: 30px;
      text-transform: uppercase;
      font-weight: bold;
      transition: all 0.3s ease;
      box-shadow: 0px 6px 15px rgba(0, 0, 0, 0.1);
    }

    .btn:hover {
      background-color: #005c4f;
      transform: translateY(-2px);
      box-shadow: 0px 10px 20px rgba(0, 0, 0, 0.15);
    }

    .generate-again-btn,
    .copy-all-btn {
      margin-top: 20px;
    }

    /* Word Display Section */
    #wordDisplay h4 {
      font-size: 2.2rem;
      color: #00796b;
      font-weight: bold;
      margin-top: 30px;
      text-align: center;
    }

    /* Success message styling */
    #copySuccess {
      font-size: 1.2rem;
      font-weight: bold;
      color: #4CAF50;
      margin-top: 10px;
    }

    /* Footer Styles */
    footer {
      background-color: #009688;
      padding: 30px 20px;
      color: #fff;
      text-align: center;
      border-top: 4px solid #00796b;
      margin-top: 60px;
      box-shadow: 0px -4px 12px rgba(0, 0, 0, 0.1);
    }

    footer a {
      color: #fff;
      font-size: 1rem;
      text-decoration: none;
      margin: 0 10px;
    }

    footer a:hover {
      text-decoration: underline;
    }

    /* Mobile Responsiveness */
    @media (max-width: 768px) {
      header h1 {
        font-size: 2.5rem;
      }

      header p {
        font-size: 1.2rem;
      }

      .btn {
        font-size: 1.1rem;
        padding: 12px 25px;
      }

      .container {
        padding: 0 10px;
      }

      h5 {
        font-size: 1.6rem;
      }

      #wordDisplay h4 {
        font-size: 1.8rem;
      }
    }
  </style>
