body {
      margin: 0;
      font-family: Arial, sans-serif;
    }

    #feedback-btn {
      position: fixed;
      bottom: 20px;
      right: 20px;
      background-color: #2196f3;
      color: white;
      border: none;
      border-radius: 50%;
      width: 60px;
      height: 60px;
      font-size: 24px;
      cursor: pointer;
      box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
      z-index: 1000;
    }

    #feedback-box {
      position: fixed;
      bottom: 100px;
      right: 20px;
      width: 350px;
      background-color: white;
      border: 2px solid #2196f3;
      border-radius: 12px;
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
      padding: 16px;
      display: none;
      z-index: 999;
    }

    #feedback-box h3 {
      margin: 0 0 10px;
      font-size: 18px;
      color: #0d47a1;
    }

    #feedback-box p {
      font-size: 13px;
      color: #444;
      margin-bottom: 10px;
    }

    #feedback-box label {
      font-weight: bold;
      font-size: 14px;
      color: #0d47a1;
    }

    #feedback-box input,
    #feedback-box textarea,
    #feedback-box select {
      width: 100%;
      margin: 5px 0 15px;
      padding: 8px;
      border: 1px solid #ccc;
      border-radius: 6px;
      font-size: 14px;
    }

    #feedback-box button {
      background-color: #2196f3;
      border: none;
      color: white;
      padding: 10px 16px;
      border-radius: 6px;
      cursor: pointer;
      font-size: 14px;
      width: 100%;
    }

    .close {
      position: absolute;
      top: 8px;
      right: 12px;
      font-size: 18px;
      cursor: pointer;
      color: #666;
    }

    .close:hover {
      color: #000;
    }