diff --git a/src/assets/css/themes/_variables.darkly-pureblack.scss b/src/assets/css/themes/_variables.darkly-pureblack.scss
index 54b2105..f73f253 100644
--- a/src/assets/css/themes/_variables.darkly-pureblack.scss
+++ b/src/assets/css/themes/_variables.darkly-pureblack.scss
@@ -60,7 +60,7 @@ $nav-tabs-link-hover-border-color: $nav-tabs-border-color $nav-tabs-border-color
   transparent;
 $nav-tabs-link-active-color: $white;
 $nav-tabs-link-active-border-color: $nav-tabs-border-color
-$nav-tabs-border-color transparent;
+  $nav-tabs-border-color transparent;
 
 $input-bg: $gray-800;
 $input-color: $white;