twocol-5-7.css in AT Tools 8.3

.atl__lr {
  margin: 0 -0.625em;
}

.atl__lc {
  padding: 0 0.625em;
  width: 100%;
}

.atl:before, .atl:after {
  content: " ";
  display: table;
}

.atl:after {
  clear: both;
}

.bp--at-core-simple-wide .atl--twocol-5-7.l-arc--2 > .atl__cw > .atl__lc,
.bp--at-core-simple-tablet-isolate .atl--twocol-5-7.l-arc--2 > .atl__cw > .atl__lc {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 41.66667%;
  float: left;
}

.bp--at-core-simple-wide .atl--twocol-5-7.l-arc--2 > .atl__cw > .atl__lc:last-child,
.bp--at-core-simple-tablet-isolate .atl--twocol-5-7.l-arc--2 > .atl__cw > .atl__lc:last-child {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  width: 58.33333%;
  float: right;
  margin-right: 0;
}