/* Reset some default browser styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Apply a base font and background */
body {
  font-family: Arial, sans-serif;
  background-color: #f5f7fa;
  color: #333;
  line-height: 1.6;
  padding: 20px;
}

/* Headings */
h1, h2, h3 {
  color: #2c3e50;
  margin-bottom: 15px;
}

/* Paragraphs */
p {
  margin-bottom: 15px;
  font-size: 18px;
}

/* Navigation bar */
nav {
  margin-bottom: 20px;
}

nav a {
  text-decoration: none;
  color: #3498db;
  margin-right: 15px;
  font-weight: bold;
}

nav a:hover {
  color: #1d6fa5;
}

/* Container for content */
.container {
  max-width: 800px;
  margin: 0 auto;
  background: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

/* Footer */
footer {
  text-align: center;
  margin-top: 30px;
  font-size: 14px;
  color: #777;
}

/* Special styles for error page */
.error {
  color: #e74c3c;
  font-size: 22px;
  text-align: center;
  margin-top: 50px;
}