body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: #f4f4f4;
  color: #222;
}

header {
  background: #111;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

header .logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-size: 20px;
  font-weight: bold;
}

header .logo img {
  height: 36px;
}

header nav a {
  color: #fff;
  margin-left: 18px;
  text-decoration: none;
  font-weight: 500;
}

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

main {
  max-width: 900px;
  margin: 40px auto;
  background: #fff;
  padding: 32px;
  border-radius: 6px;
}

h1, h2 {
  color: #111;
}

footer {
  margin-top: 40px;
  padding: 20px;
  text-align: center;
  font-size: 14px;
  color: #666;
}

footer a {
  color: #666;
  margin: 0 6px;
  text-decoration: none;
}