Add named variable for notification foreground color.

Author: Janzert

frontend/css/notifications.css

@@ -22,10 +22,10 @@
 }
 
 .notifications .warning {
-  color: hsl(0deg 0% 25%);
+  color: var(--dark-gray);
   background-color: var(--yellow);
 }
 
 .reload-page {
-  color: hsl(0deg 0% 25%);
+  color: var(--dark-gray);
 }

frontend/css/style.css

@@ -19,6 +19,7 @@
   --yellow: var(--warning);
   --green: hsl(151deg 100% 25%);
   --gray: hsl(0deg 0% 67%);
+  --dark-gray: hsl(0deg 0% 25%);
 
   /* Base colors (backgrounds) */
   --background: light-dark(hsl(0deg 0% 100%), hsl(0deg 0% 15%));