/* Global reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body styling */
body {
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  background-color: #f9f9f9;
  color: #333;
  padding: 20px;
}

/* Header */
header {
  background: #4A90E2;
  color: #fff;
  padding: 20px;
  text-align: center;
}

header h1 {
  margin-bottom: 10px;
}

/* Navigation */
nav {
  margin-top: 10px;
}

nav a {
  color: #fff;
  text-decoration: none;
  margin: 0 10px;
  font-weight: bold;
}

nav a:hover {
  text-decoration: underline;
}

/* Main content */
main {
  background: #fff;
  padding: 20px;
  margin-top: 20px;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

main h2 {
  color: #4A90E2;
  margin-bottom: 10px;
}

/* Footer */
footer {
  margin-top: 20px;
  text-align: center;
  color: #777;
  font-size: 0.9em;
}