implements support for multiple light/dark theme in django

Author: EduardoJM

image_uploader_widget/static/widgets/image_uploader_widget.css

@@ -1,9 +1,18 @@
 body {
-    --iuw-background: #121212;
-    --iuw-color: #FFF;
-    --iuw-border-color: #CCC;
+    --iuw-background: #ffffff;
+    --iuw-color: #222;
+    --iuw-border-color: #222;
     --iuw-item-background-color: #CCC;
-    --iuw-item-foreground-color: #121212;
+    --iuw-item-foreground-color: #222;
+}
+@media (prefers-color-scheme: dark) {
+    body {
+        --iuw-background: #121212;
+        --iuw-color: #FFF;
+        --iuw-border-color: #CCC;
+        --iuw-item-background-color: #CCC;
+        --iuw-item-foreground-color: #121212;
+    }
 }
 .iuw-root,
 .iuw-inline-root {