Reduce bundle size

diff --git a/scss/_navbar.scss b/scss/_navbar.scss
index 5e7f6b6489408eae0e5589f82ac230ad9a775313..769a51026c6cd49cc40ed99eaa625d39b7c6dc87 100644 (file)
--- a/scss/_navbar.scss
+++ b/scss/_navbar.scss
@@ -176,11 +176,8 @@
   width: 1.5em;
   height: 1.5em;
   vertical-align: middle;
-  mask-image: var(--#{$prefix}navbar-toggler-icon-bg);
-  mask-repeat: no-repeat;
-  mask-position: center;
-  mask-size: 100%;
   background-color: var(--#{$prefix}navbar-toggler-icon-color);
+  mask: var(--#{$prefix}navbar-toggler-icon-bg) no-repeat center 100%;
 }
 
 .navbar-nav-scroll {