[gnome-weather] styling: use background color depending on theme

[Christopher Davis <christopherdavis src gnome org>]

commit f52c4b257dce2bf4f7c9ec801a7840726abd4261
Author: Björn Daase <bjoern daase net>
Date:   Fri Nov 13 09:15:12 2020 +0100

    styling: use background color depending on theme
    
    This makes all labels, except the forecast-temperature-label, readable
    when using Adwaita dark.
    
    Related https://gitlab.gnome.org/GNOME/gnome-weather/-/issues/120

 data/application.css | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/data/application.css b/data/application.css
index b6f49e5..2aa0265 100644
--- a/data/application.css
+++ b/data/application.css
@@ -54,7 +54,7 @@
     color: #c89009;
 }
 
-@define-color temp_chart_background_color white;
+@define-color temp_chart_background_color @theme_base_color;
 @define-color temp_chart_fill_color rgba(248, 228, 92, 0.5);
 @define-color temp_chart_stroke_color rgba(246, 211, 45, 1.0);