body {
  font-family: Helvetica, Arial, san-sarif;
  font-size: 2em;
}

h1 {
  text-align: center;
}

ol {
  position: relative;
  padding: 0;
}

li {
  width: 18%;
  padding: 3%;
  display: block;
  text-align: center;
  position: absolute;
  top: 0;
  margin: auto;
}

li.left {
  left: 0;
}

li.left.mid {
  left: 20%;
}

li.mid{
  left : 40%;
}

li.right.mid {
  left: 60%;
}

li.right {
  left: 80%;
}