Update template css

nummi/main/models.py

@@ -22,6 +22,12 @@ class Category(models.Model):
         for child in self.__class__.objects.filter(parent=self):
             child.save()
 
+    @property
+    def tree(self):
+        if self.parent is None:
+            return [self.name]
+        return self.parent.tree + [self.name]
+
     class Meta:
         ordering = ["full_name"]