.threecol-split-row-12--10-2 .hr--2-3 .l-r,
.threecol-split-row-12--10-2 .arc--3 .l-r:nth-child(2) {
  width: 83.33333%;
}

.threecol-split-row-12--10-2 .hr--2-3 .l-r:last-child,
.threecol-split-row-12--10-2 .arc--3 .l-r:last-child {
  width: 16.66667%;
}