body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

.container {
  display: flex;
}

.sidebar {
  width: 200px;
  background-color: #f0f0f0;
  padding: 20px;
  border: 1px solid #ddd;
}
  
.sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar li {
  margin-bottom: 10px;
}

.sidebar a {
  text-decoration: none;
  color: #337ab7;
}

.sidebar a:hover {
  color: #23527c;
}

.content {
  flex: 1;
  padding: 20px;
}