Optional center and uncenter

Allowing center and uncenter to be optional

diff --git a/scss/grid/_classes.scss b/scss/grid/_classes.scss
index 4033be6049083fa9823bf76ab3da4081b62a332a..6dd832cf5705314291471cbb9f5c21c21a57ff50 100644 (file)
--- a/scss/grid/_classes.scss
+++ b/scss/grid/_classes.scss
@@ -156,13 +156,17 @@
     }
 
     // Positioning
-    .#{$-zf-size}-#{$center} {
-      @include grid-col-pos(center);
+    @if $center {
+      .#{$-zf-size}-#{$center} {
+        @include grid-col-pos(center);
+      }
     }
 
     // Gutter adjustment
-    .#{$-zf-size}-#{$uncenter} {
-      @include grid-col-unpos;
+    @if $uncenter {
+      .#{$-zf-size}-#{$uncenter} {
+        @include grid-col-unpos;
+      }
     }
 
     @if $push {