.row {
  margin-bottom: 2px;
  margin: 9px;      */ changed   */
}

.row .row {
  margin-top: 2px;
  margin-bottom: 0;
}

[class*="col-"] {
  padding-top: 3px;
  padding-bottom: 3px;
  background-color: transparent;
}

hr {
  margin-top: 40px;
  margin-bottom: 40px;
}