
body {
  max-width: 800px;
  margin: auto;
  padding: 20px;
  font-size: 16pt;
  line-height: 1.5em;
}

table {
    margin: auto;
    font-size: 13pt;
    border: black solid 1px;
}

th {
    border-bottom: black solid 1px;
    padding: 2px;
}

td {
    padding: 2px;
}


body {
  max-width: 800px;
  margin: auto;
  padding: 20px;
  font-size: 16pt;
  line-height: 1.5em;
  background-color: #fafafa;
}

table {
    margin: auto;
    font-size: 13pt;
    border: black solid 1px;
}

th {
    border-bottom: black solid 1px;
    padding: 2px;
}

td {
    padding: 2px;
}

Make the background a very light gray.
Make the background a very light gray.
