main {
  flex: auto;
  margin-top: 3rem;
  margin-bottom: 1rem;
  line-height: 1.4em;
  font-size: 1.3em; }

main h2 {
  margin-top: 1em;
  margin-bottom: 0.4em; }

main ul {
  list-style-type: disc;
  list-style-position: inside;
  margin-left: 2em; }

table, td, th {
  border: solid 1px gray;
  border-collapse: collapse;
  font-size: 1em; }

td {
  text-align: center;
  padding: 0 0.1em;
  word-break: break-all;
  overflow-wrap: break-word; }