diff --git a/app/assets/sass/views/_about.scss b/app/assets/sass/views/_about.scss
index 62579ca..9c41d5f 100644
--- a/app/assets/sass/views/_about.scss
+++ b/app/assets/sass/views/_about.scss
@@ -3,11 +3,16 @@
     @extend .row;
 
     &-main {
-        @include make-sm-column(8);
+		@include make-col-ready();
+		@include media-breakpoint-up(sm) {
+			@include make-col(8);
+		}
     }
 
     &-reference {
-        @include make-sm-column(4);
+		@include make-col-ready();
+		@include media-breakpoint-up(sm) {
+			@include make-col(4);
+		}
     }
 }
-