/* Hulk Smash Gradient Background */
    .hulk-gradient {
      background: linear-gradient(135deg, #00ffb3, #009933, #003300);
    }

    /* Fade-in animation */
    .fade-in {
      opacity: 0;
      transform: translateY(20px);
      animation: fadeInUp 1s forwards;
    }
    @keyframes fadeInUp {
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    /* animation */
      .fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  }
  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }