* {
  box-sizing: border-box;
}

html {
  font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande',
    'Lucida Sans', Arial, sans-serif;
  text-align: center;
  background-color: aqua;
}
.container {
  display: block;
  width: 400px;
  height: 400px;
  margin: 200px auto 0;
}
li {
  text-align: left;
  font-size: 40px;
  list-style: none;
  margin: 0;
}