Add indeterminate state of checkboxes

1 files changed, 1 insertions, 1 deletions

diff --git a/src/buttons.less b/src/buttons.less
index 742a331..e42a31f 100644
--- a/src/buttons.less
+++ b/src/buttons.less
@@ -1,7 +1,7 @@
 // Buttons
 .btn {
   -webkit-appearance: none;
-  background: transparent;
+  background: #fff;
   border: .1rem solid @core-color;
   border-radius: .3rem;
   color: @core-link-color;