* {
    margin: 0px 0px 0px 0px;
    padding: 0px 0px 0px 0px;
  }

  body, html {
    height: 100%;
  }

  .mainPage {
    background-color: #66b3b3;
    height: 100%;
    display: flex;
    justify-content: center;
    padding-top: 10px;
  }

  .content {
    width: 60%;
    border: 1px solid black;
    padding: 10px;
    background-color: white;
  }

  ul {
    padding-left: 30px;
    padding-bottom: 20px;
  }

  header {
    padding: 20px 10px 30px 10px;
  }

  li {
    padding-top: 4px;
  }