body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #1a1a1a;
    margin: 0;
    font-family: Arial, sans-serif;
  }

  .btn-container {
    perspective: 1000px;
  }

  .btn {
    position: relative;
    display: inline-block;
    padding: 15px 30px;
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    text-transform: uppercase;
    background: linear-gradient(135deg, #ff8a00, #e52e71);
    border: none;
    border-radius: 8px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .btn:before, .btn:after {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    top: 0;
    left: -50%;
    background: rgba(255, 255, 255, 0.15);
    pointer-events: none;
    transform: rotate(45deg);
  }

  .btn:before {
    animation: moveBg 2s linear infinite;
  }

  .btn:after {
    opacity: 0;
    transition: opacity 0.2s;
  }

  .btn:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 20px 35px rgba(0, 0, 0, 0.3);
  }

  .btn:active {
    transform: translateY(3px);
    box-shadow: 0 12px 20px rgba(0, 0, 0, 0.2);
  }

  .btn:hover:after {
    opacity: 1;
  }

  .btn-text {
    position: relative;
    z-index: 2;
    display: inline-block;
    transition: transform 0.2s ease;
  }

  .btn:hover .btn-text {
    transform: scale(1.05);
  }

  @keyframes moveBg {
    0% { transform: translate(-50%, -50%) rotate(45deg); }
    100% { transform: translate(50%, 50%) rotate(45deg); }
  }
