diff --git a/css/ubc.columns.css b/css/ubc.columns.css
index eb2ecd0..8f81a9d 100644
--- a/css/ubc.columns.css
+++ b/css/ubc.columns.css
@@ -48,19 +48,19 @@
     grid-template-rows: auto;
   }
 
-  .widget-column-options .widget-region-one {
+  .widget-column-options .first-child--mt-0:nth-child(1) {
     grid-area: a;
   }
 
-  .widget-column-options .widget-region-two {
+  .widget-column-options .first-child--mt-0:nth-child(2) {
     grid-area: b;
   }
 
-  .widget-column-options .widget-region-three {
+  .widget-column-options .first-child--mt-0:nth-child(3) {
     grid-area: c;
   }
 
-  .widget-column-options .widget-region-four {
+  .widget-column-options .first-child--mt-0:nth-child(4) {
     grid-area: d;
   }
 
@@ -98,21 +98,21 @@
     grid-template-areas: 'a a a b b b c c c d d d';
   }
 
-  .widget-columns-2.widget-keylines .widget-region-one,
-  .widget-columns-3.widget-keylines .widget-region-one,
-  .widget-columns-3.widget-keylines .widget-region-two,
-  .widget-columns-4.widget-keylines .widget-region-one,
-  .widget-columns-4.widget-keylines .widget-region-two,
-  .widget-columns-4.widget-keylines .widget-region-three {
+  .widget-columns-2.widget-keylines .first-child--mt-0:nth-child(1),
+  .widget-columns-3.widget-keylines .first-child--mt-0:nth-child(1),
+  .widget-columns-3.widget-keylines .first-child--mt-0:nth-child(2),
+  .widget-columns-4.widget-keylines .first-child--mt-0:nth-child(1),
+  .widget-columns-4.widget-keylines .first-child--mt-0:nth-child(2),
+  .widget-columns-4.widget-keylines .first-child--mt-0:nth-child(3) {
     position: relative;
   }
 
-  .widget-columns-2.widget-keylines .widget-region-one::after,
-  .widget-columns-3.widget-keylines .widget-region-one::after,
-  .widget-columns-3.widget-keylines .widget-region-two::after,
-  .widget-columns-4.widget-keylines .widget-region-one::after,
-  .widget-columns-4.widget-keylines .widget-region-two::after,
-  .widget-columns-4.widget-keylines .widget-region-three::after {
+  .widget-columns-2.widget-keylines .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3.widget-keylines .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3.widget-keylines .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4.widget-keylines .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-4.widget-keylines .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4.widget-keylines .first-child--mt-0:nth-child(3)::after {
     content: '';
     top: 0;
     height: 100%;
@@ -122,63 +122,63 @@
     right: -.75rem; /* default placement */
   }
 
-  .widget-columns-2 .gap-0 .widget-region-one::after,
-  .widget-columns-3 .gap-0 .widget-region-one::after,
-  .widget-columns-3 .gap-0 .widget-region-two::after,
-  .widget-columns-4 .gap-0 .widget-region-one::after,
-  .widget-columns-4 .gap-0 .widget-region-two::after,
-  .widget-columns-4 .gap-0 .widget-region-three::after {
+  .widget-columns-2 .gap-0 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-0 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-0 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-0 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-4 .gap-0 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-0 .first-child--mt-0:nth-child(3)::after {
     right: 0;
   }
 
-  .widget-columns-2 .gap-4 .widget-region-one::after,
-  .widget-columns-3 .gap-4 .widget-region-one::after,
-  .widget-columns-3 .gap-4 .widget-region-two::after,
-  .widget-columns-4 .gap-4 .widget-region-one::after,
-  .widget-columns-4 .gap-4 .widget-region-two::after,
-  .widget-columns-4 .gap-4 .widget-region-three::after {
+  .widget-columns-2 .gap-4 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-4 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-4 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-4 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-4 .gap-4 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-4 .first-child--mt-0:nth-child(3)::after {
     right: -.5rem
   }
 
-  .widget-columns-2 .gap-6 .widget-region-one::after,
-  .widget-columns-3 .gap-6 .widget-region-one::after,
-  .widget-columns-3 .gap-6 .widget-region-two::after,
-  .widget-columns-4 .gap-6 .widget-region-one::after,
-  .widget-columns-4 .gap-6 .widget-region-two::after,
-  .widget-columns-4 .gap-6 .widget-region-three::after {
+  .widget-columns-2 .gap-6 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-6 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-6 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-6 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-4 .gap-6 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-6 .first-child--mt-0:nth-child(3)::after {
     right: -.75rem
   }
 
-  .widget-columns-2 .gap-8 .widget-region-one::after,
-  .widget-columns-3 .gap-8 .widget-region-one::after,
-  .widget-columns-3 .gap-8 .widget-region-two::after,
-  .widget-columns-4 .gap-8 .widget-region-one::after,
-  .widget-columns-4 .gap-8 .widget-region-two::after,
-  .widget-columns-4 .gap-8 .widget-region-three::after {
+  .widget-columns-2 .gap-8 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-8 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-8 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-8 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-4 .gap-8 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-8 .first-child--mt-0:nth-child(3)::after {
     right: -1rem;
   }
 
-  .widget-columns-2 .gap-12 .widget-region-one::after,
-  .widget-columns-3 .gap-12 .widget-region-one::after,
-  .widget-columns-3 .gap-12 .widget-region-two::after,
-  .widget-columns-4 .gap-12 .widget-region-one::after,
-  .widget-columns-4 .gap-12 .widget-region-two::after,
-  .widget-columns-4 .gap-12 .widget-region-three::after {
+  .widget-columns-2 .gap-12 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-12 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-12 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-12 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-4 .gap-12 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-12 .first-child--mt-0:nth-child(3)::after {
     right: -1.5rem
   }
 
-  .widget-columns-2.widget-gap-wide .widget-region-one::after,
-  .widget-columns-3.widget-gap-wide .widget-region-one::after,
-  .widget-columns-3.widget-gap-wide .widget-region-two::after,
-  .widget-columns-4.widget-gap-wide .widget-region-one::after,
-  .widget-columns-4.widget-gap-wide .widget-region-two::after,
-  .widget-columns-4.widget-gap-wide .widget-region-three::after,
-  .widget-columns-2 .gap-16 .widget-region-one::after,
-  .widget-columns-3 .gap-16 .widget-region-one::after,
-  .widget-columns-3 .gap-16 .widget-region-two::after,
-  .widget-columns-4 .gap-16 .widget-region-one::after,
-  .widget-columns-4 .gap-16 .widget-region-two::after,
-  .widget-columns-4 .gap-16 .widget-region-three::after {
+  .widget-columns-2.widget-gap-wide .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3.widget-gap-wide .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3.widget-gap-wide .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4.widget-gap-wide .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-4.widget-gap-wide .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4.widget-gap-wide .first-child--mt-0:nth-child(3)::after,
+  .widget-columns-2 .gap-16 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-16 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-3 .gap-16 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-16 .first-child--mt-0:nth-child(1)::after,
+  .widget-columns-4 .gap-16 .first-child--mt-0:nth-child(2)::after,
+  .widget-columns-4 .gap-16 .first-child--mt-0:nth-child(3)::after {
     right: -2rem;
   }