fix pseudo element syntax

1 files changed, 1 insertions, 1 deletions

diff --git a/src/menus.less b/src/menus.less
index 649cd53..2231d02 100644
--- a/src/menus.less
+++ b/src/menus.less
@@ -56,7 +56,7 @@
       z-index: 99;
     }
 
-    &:after {
+    &::after {
       content: "";
       display: block;
       width: 100%;