.row {
  width: 100%;
  display: flex;

}

.firstColumn {
  flex: 50%;
  width: 50%;
  position: relative;
  margin-bottom: 0%;
}

.secondcolumn {
  flex: 50%;
  width: 50%;
  background-color: green;
  position: relative;
  margin-bottom: 0%;
  margin-left: 1%;
}