body {
    margin: 0;
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    height: 100vh;
  }
  
  .container {
    display: flex;
    height: 100%;
  }
  
  .sidebar {
    width: 250px;
    background-color: #f4f4f4;
    padding: 20px;
  }
  
  .sidebar h1 {
    font-size: 24px;
    margin-bottom: 20px;
  }
  
  .sidebar ul {
    list-style: none;
    padding: 0;
  }
  
  .sidebar ul li {
    margin-bottom: 10px;
  }
  
  .content {
    flex: 1;
    padding: 20px;
  }
  
  .brand-details,
  .insights,
  .marketing-assistants {
    margin-bottom: 20px;
  }
  
  .content h2, h3 {
    margin: 0 0 10px;
  }
  
  .content-list {
    list-style: none;
    padding: 0;
  }
  
  .content-list li {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
  }
  
  button {
    background-color: #4caf50;
    color: white;
    border: none;
    padding: 5px 10px;
    cursor: pointer;
  }
  
  button:hover {
    background-color: #45a049;
  }