.caption {
  text-align: center;
  font-size="80%";
  margin: 0 0 5px 0;
  display: none;
}

.cbegin {
  margin: 10px 100px 10px 100px;
  padding: 3px;
  text-align: center;
  border: 2px solid black;
}

table {
  border-collapse: collapse;
  margin:2em auto;
}
thead tr,th {
  border-bottom: 1px solid;
}
td, th {
  padding-left: 10px;
  padding-right: 10px;
}
td {
  padding-top: 5px;
}

td+td, th+th {
  border-left: 1px solid;
}

.linedcode td+td,.linedcode th+th {
  border:none;
}

img {
  max-width: 800px;
}

/* It's "bad" to use tables for layout. */
.badtable , .badtable td{
  border:0;
}

.badtable td{
  vertical-align: top;
}