html {
    font-family: sans-serif;
  }
  
  ul {
    list-style-type: none;
    display: flex;
    flex-flow: column;
    align-items: flex-start;
  }
  
  li {
    margin-bottom: 10px;
    background-color: pink;
    font-size: 150%;
    border-top: 3px solid pink;
    border-bottom: 3px solid pink;
    box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.7);
  }
  
  strong {
    background-color: purple;
    color: white;
    padding: 0 8px;
    border-top: 3px solid purple;
    border-bottom: 3px solid purple;
    text-shadow: 2px 2px 1px black;
  }