html {
  font-family: helvetica, sans-serif;
  background-color: lightsteelblue;
}

body {
  margin: 4ex auto;
  border: solid 2px;
  padding: 1ex 1.5em;
  max-width: 48em;
  background-color: white;
  box-shadow: 8px 8px;
}

ul {
  margin-left: 0;
  padding-left: 1.5em;
}