/* Basic Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
  line-height: 1.6;
  background-color: #f7f7f7;
  color: #333;
  padding: 20px;
}

header {
  text-align: center;
  margin-bottom: 40px;
}

header h1 {
  font-size: 2.5rem;
  color: #2c3e50;
}

header p {
  font-size: 1.2rem;
  color: #555;
}

main section {
  background-color: #fff;
  padding: 20px 30px;
  margin-bottom: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.05);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 1s ease, transform 1s ease;
}

main section h2 {
  color: #2980b9;
  margin-bottom: 15px;
}

main section p {
  font-size: 1rem;
  color: #444;
}

/* Fade-in class when visible */
main section.visible {
  opacity: 1;
  transform: translateY(0);
}