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diff --git a/scss/_reboot.scss b/scss/_reboot.scss
index f25e2cdb1d012b7a2307131c6a657dae9b08b054..97c2d88eb6a6680f50b09600ebd1fa81e41a5457 100644 (file)
--- a/scss/_reboot.scss
+++ b/scss/_reboot.scss
@@ -42,6 +42,9 @@ html {
 //
 // See http://getbootstrap.com/getting-started/#support-ie10-width for the relevant hack.
 
+
+// Wrap `@viewport` with `@at-root` for when folks do a nested import (e.g.,
+// `.class-name { @import "bootstrap"; }`).
 @at-root {
   @-moz-viewport      { width: device-width; }
   @-ms-viewport       { width: device-width; }