html, body {
      height: 100%;
      margin: 0;
      display: flex;
      flex-direction: column;
      background: radial-gradient(circle at center, #0f0c29, #302b63, #24243e);
      color: #fff;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }

    .content {
      flex: 1;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 2rem 1rem;
    }

    .neon-box {
      background: rgba(0, 0, 0, 0.2);
      padding: 2rem;
      border-radius: 1rem;
      box-shadow: 0 0 20px #00f0ff, 0 0 40px #00f0ff;
      text-align: center;
      width: 100%;
      max-width: 600px;
    }
    

    input.form-control {
      background-color: #000;
      color: #0ff;
      border: 1px solid #0ff;
    }

    input.form-control::placeholder {
      color: #0ff;
      opacity: 0.6;
    }

    .btn-neon {
      background: transparent;
      color: #0ff;
      border: 2px solid #0ff;
      box-shadow: 0 0 10px #0ff, 0 0 20px #0ff;
      transition: all 0.3s ease-in-out;
    }

    .btn-neon:hover {
      background: #0ff;
      color: #000;
      box-shadow: 0 0 20px #0ff, 0 0 40px #0ff;
    }

    #qrcode canvas, #qrcode img {
      margin-top: 20px;
      border-radius: 10px;
      box-shadow: 0 0 20px #0ff;
    }

    footer {
      background-color: #111;
    }
    .social-icons a {
      
    color: #6c757d !important;
    font-size: 1.5rem !important;
    margin: 0 10px !important;
    transition: color 0.3s ease !important;
}

.social-icons a:hover {
    color: #0ff !important;
    text-shadow: 0 0 20px #0ff, 0 0 40px #0ff !important;
}