@media only screen and (max-width: 680px) {
  table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
  }
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
th, td {
  border: 1px solid lightgrey;
}
th, td {
  font-size: 1.1em;
  text-align: left;
  padding: 0.5em;
}
tr.table-intermediate th, tr.table-intermediate td {
  color: grey;
}
table.table-big th, table.table-big td {
  font-size: 0.9em;
  padding: 0.3em;
}
th.table-header {
  text-align: center;
  vertical-align: middle;
  border: 1px solid black;
}
th.table-left-edge, td.table-left-edge {
  border-left: 1px solid black;
}
th.table-right-edge, td.table-right-edge {
  border-right: 1px solid black;
}
th.table-top-edge, td.table-top-edge {
  border-top: 1px solid black;
}
th.table-bottom-edge, td.table-bottom-edge {
  border-bottom: 1px solid black;
}
th.table-subheader {
  text-align: center;
  vertical-align: middle;
  font-style: italic;
}
th.table-subheader-horizontal {
  text-align: left;
}
td.irr-sub-10 {
 background-color: #ffcccc;
}
td.irr-10s {
  background-color: #ffffcc;
}
td.irr-20s {
  background-color: #cce5cc;
}
td.irr-30s {
  background-color: #ccccff;
}
td.irr-40-plus {
  background-color: #e5cce5;
}
figcaption {
  font-size: 0.9em;
  line-height: 1.2em;
  margin-top: 0.25em;
  margin-bottom: 1em;
}