body {
    background: rgb(104, 4, 94);
    color: rgb(45, 45, 45);
    padding: 10px;
    font-family: arial;
  }
  
  #all-contents {
  max-width: 800px;
    margin: auto;
  }
  
  /* navigation menu */
  nav {
    background: rgb(198, 4, 140);
   margin: 0 auto;
    display: flex;
    padding: 10px;
    margin-bottom: 20px;
    border-radius: 10px;
  }
  h1 {
    display: flex;
    align-items: center;
    color: white;
    flex: 1;
    margin: 0;
  }
  #nav-ul {
    list-style-image: none;
  }
  .nav-li {
    display: inline-block;
    padding: 0 10px;
  }
  a {
    text-decoration: none;
    color: #fff;
  }
  
  /* main container area beneath menu */
  main {
    background: rgb(245, 238, 219);
    display: flex;
    border-radius: 10px;
  }
  .sidebar {
    margin-right: 25px;
    padding: 10px;
  }
  .sidebar-img {
    width: 200px;
    border-radius: 10px;
  }
  .content {
    flex: 1;
    padding: 15px;
  }
  
  /* portfolio styles */
  #interests {
    border: 4px silver ridge;
    border-radius: 10px;
    padding: 8px;
    border-style: dotted;
  }
  h2, h3 {
    margin: 0px;
  }