* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    padding: 1rem;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #FF69B4, #FF1493);
  }
  
  .card {
    background: rgba(255, 255, 255, 0.95);
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 800px;
    text-align: center;
    border: 2px solid #FF69B4;
    backdrop-filter: blur(5px);
    position: relative;
    z-index: 1;
  }
  
  .cake {
    width: 150px;
    height: 150px;
    margin: 0 auto 2rem;
    position: relative;
  }
  
  h1 {
    color: #FF1493;
    margin-bottom: 1.5rem;
    font-size: 3rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
  }
  
  .message {
    color: #444;
    line-height: 1.8;
    margin-bottom: 2rem;
    font-size: 1.2rem;
  }
  
  .wishes {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin: 1.5rem 0;
  }
  
  .wishes span {
    background: #FF69B4;
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    font-size: 1.1rem;
    animation: bounce 2s infinite;
  }
  
  .wishes span:nth-child(2n) {
    animation-delay: 0.5s;
  }
  
  @keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
  }
  
  .special-text {
    font-style: italic;
    color: #FF1493;
    margin-top: 1.5rem;
  }
  
  .celebrate-btn {
    background: #FF1493;
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.2rem;
    border-radius: 25px;
    cursor: pointer;
    margin: 1.5rem 0;
    transition: transform 0.3s ease;
  }
  
  .celebrate-btn:hover {
    transform: scale(1.05);
  }