body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #fdfdfd;
  color: #333;
  line-height: 1.6;
}

header {
  background-color: #ffffff;
  display: flex;
  align-items: center;
  padding: 10px 20px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

header h1 {
  margin: 0;
  font-size: 24px;
}

nav {
  margin-left: auto;
}

nav a {
  margin-left: 15px;
  text-decoration: none;
  color: #333;
  font-weight: bold;
}

nav a:hover {
  color: #006699;
}

main {
  padding: 20px;
}

footer {
  background-color: #f8f8f8;
  text-align: center;
  padding: 20px;
  font-size: 14px;
  color: #666;
  margin-top: 40px;
}