fix typo in comment

diff --git a/less/buttons.less b/less/buttons.less
index c206179df221d471366535a722c5ff74168e5cff..8905ffa4a5d0dec7da6b14cf4135eb6e459fca90 100644 (file)
--- a/less/buttons.less
+++ b/less/buttons.less
@@ -123,7 +123,7 @@
 .btn-large {
   padding: @padding-large-vertical @padding-large-horizontal;
   font-size: @font-size-large;
-  line-height: 1.33; // ensure even-numbered height of butotn next to large input
+  line-height: 1.33; // ensure even-numbered height of button next to large input
   border-radius: @border-radius-large;
 }
 .btn-small,