body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #f9f9f9;
  color: #333;
}

.container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

header {
  display: flex;
  align-items: center;
  background-color: #00274c;
  color: #fff;
  padding: 10px 20px;
}

.logo {
  height: 50px;
  margin-right: 15px;
}

.content {
  display: flex;
  flex: 1;
}

nav#sidebar {
  width: 200px;
  background-color: #f1f1f1;
  padding: 20px;
  border-right: 1px solid #ccc;
}

nav#sidebar ul {
  list-style-type: none;
  padding: 0;
}

nav#sidebar li {
  margin-bottom: 10px;
}

nav#sidebar a {
  text-decoration: none;
  color: #00274c;
  font-weight: bold;
}

main {
  flex: 1;
  padding: 20px;
  background-color: #fff;
}

footer {
  background-color: #eee;
  text-align: center;
  padding: 10px;
  font-size: 0.9em;
}