.rwd-table {
  margin: 1em 0;
  min-width: 300px;
}
.rwd-table tr {
  border-top: 1px solid #ddd;
  border-bottom: 1px solid #ddd;
}
.rwd-table th {
  display: none;
}
.rwd-table td {
  display: block;
}
.rwd-table td:first-child {
  padding-top: .5em;
}
.rwd-table td:last-child {
  padding-bottom: .5em;
}
.rwd-table td:before {
  content: attr(data-th) ": ";
  font-weight: bold;
  width: 6.5em;
  display: inline-block;
}
@media (min-width: 670px) {
  .rwd-table td:before {
    display: none;
  }
}
.rwd-table th, .rwd-table td {
  text-align: left;
}
@media (min-width: 670px) {
  .rwd-table th, .rwd-table td {
    display: table-cell;
    padding: .25em .5em;
  }
  .rwd-table th:first-child, .rwd-table td:first-child {
    padding-left: 0;
  }
  .rwd-table th:last-child, .rwd-table td:last-child {
    padding-right: 0;
  }
}