lab/exercise-css/nurfarahadibah/exercise/style-flexbox.css
.container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
  }
  
  header {
    background-color: #0072c6;
    color: #fff;
    padding: 20px;
    text-align: center;
  }
  
  nav {
    background-color: #eee;
    padding: 10px;
    display: flex;
    justify-content: center;
  }
  
  nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
  }
  
  nav li {
    margin: 0 10px;
  }
  
  nav a {
    text-decoration: none;
    color: #000;
    padding: 5px;
  }
  
  nav a:hover {
    background-color: #0072c6;
    color: #fff;
  }
  
  main {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    padding: 20px;
  }
  
  article {
    flex: 1;
    margin-right: 20px;
  }
  
  aside {
    flex: 0 0 25%;
    background-color: #eee;
    padding: 20px;
  }
  
  aside ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
  }
  
  aside li {
    margin: 10px 0;
  }
  
  footer {
    background-color: #0072c6;
    color: #fff;
    padding: 10px;
    text-align: center;
  }
  