Adwaita: scales border

- remove -alt specialcasing for a straight forward border like
  everything else and avoid broken :dark and HC

diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index d0bda3fe513d77a6e45f4429db7d82f6980072e5..2ca1d9c45161ac668672803709d9b63595c9a226 100644 (file)
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -2675,8 +2675,8 @@ scale {
 
   > trough > slider {
     @include button(normal);
-
-    border: 1px solid darken($alt_borders_color, 3%);
+    border-width: 1px;
+    border-style: solid;
     border-radius: 100%;
     transition: $button_transition;
     transition-property: background, border, box-shadow;