body {
  font-family: "Arial", sans-serif;
  margin: 0;
  padding: 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  background: white;
  border-radius: 15px;
  padding: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  text-align: center;
}

h1 {
  color: #333;
  margin-bottom: 30px;
  font-size: 2.5em;
}

.description {
  color: #666;
  margin-bottom: 40px;
  font-size: 1.1em;
  line-height: 1.6;
}

.version-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  margin-top: 40px;
}

.version-card {
  background: #f8f9fa;
  border-radius: 15px;
  padding: 30px;
  border: 2px solid #e9ecef;
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
  color: inherit;
}

.version-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  border-color: #007bff;
}

.version-card h2 {
  color: #333;
  margin-bottom: 15px;
  font-size: 1.5em;
}

.version-card p {
  color: #666;
  margin-bottom: 20px;
  line-height: 1.5;
}

.version-badge {
  display: inline-block;
  background: #007bff;
  color: white;
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 0.9em;
  margin-bottom: 15px;
}

.footer {
  margin-top: 40px;
  color: #666;
  font-size: 0.9em;
}

/* Responsive Design */
@media (max-width: 768px) {
  body {
    padding: 10px;
  }
  .container {
    padding: 20px;
    margin: 10px;
  }
  h1 {
    font-size: 2em;
    margin-bottom: 20px;
  }
  .description {
    font-size: 1em;
    margin-bottom: 30px;
  }
  .version-cards {
    grid-template-columns: 1fr;
    gap: 20px;
    margin-top: 30px;
  }
  .version-card {
    padding: 20px;
  }
  .version-card h2 {
    font-size: 1.3em;
  }
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.8em;
  }
  .container {
    padding: 15px;
  }
  .version-card {
    padding: 15px;
  }
}