table {
  width: 750px;
  }

th {
  border-bottom: 2px dotted black;
  padding: 0;
  margin: 0;
  }

td {
  padding: 1px 3px 1px 3px;
  border-right: 0;
  border-left: 0;
  border-bottom: 0;
  }

#content {
  text-align: center;
  }

.noTopBorder {
  border: 0;
  }