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

    body {
      font-family: Arial, sans-serif;
      min-height: 2000px; /* for scroll demo */
    }

    /* WhatsApp Floating Icon */
    .whatsapp-float {
      position: fixed;
      bottom: 20px;
      left: 20px;
      z-index: 999;
      background-color: #25D366;
      width: 60px;
      height: 60px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 12px rgba(0,0,0,0.3);
      transition: transform 0.3s, box-shadow 0.3s;
    }

    .whatsapp-float:hover {
      transform: scale(1.1);
      box-shadow: 0 6px 16px rgba(0,0,0,0.4);
    }

    .whatsapp-float img {
      width: 34px;
      height: 34px;
    }

    /* Responsive adjustments */
    @media (max-width: 768px) {
      .whatsapp-float {
        width: 50px;
        height: 50px;
      }

      .whatsapp-float img {
        width: 28px;
        height: 28px;
      }
    }