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

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
  background: #fafafa;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

main {
  flex: 1;
  max-width: 600px;
  margin: 2rem auto;
  padding: 0 1rem;
}

.site-header,
.site-footer {
  text-align: center;
  padding: 1rem;
  background: #fff;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.1);
}

.social-links a {
  margin: 0 0.5rem;
  color: #007aac;
  text-decoration: none;
}