a11y page structure: olh aside h2 to side-info h3

Author: StephDriver

migrations/0003_a11y_structure_updates.py

@@ -0,0 +1,32 @@
+from django.db import migrations
+from customstyling.utils import find_and_handle_custom_stylesheets
+
+
+def forward_migration(apps, schema_editor):
+    changes_to_make = [
+        ('olh', '#content aside h2', '#content aside h3'),
+        ('olh', '#content aside', '#content .side-info'),
+    ]
+    find_and_handle_custom_stylesheets(apps, schema_editor, changes_to_make, reverse=False)
+
+
+def reverse_migration(apps, schema_editor):
+    changes_to_make = [
+        ('olh', '#content .side-info h2', '#content .side-info h3'),
+        ('olh', '#content aside', '#content .side-info'),
+    ]
+    find_and_handle_custom_stylesheets(apps, schema_editor, changes_to_make, reverse=True)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('customstyling', '0002_upgrade_materialize'),
+    ]
+
+    operations = [
+        migrations.RunPython(
+            forward_migration,
+            reverse_code=reverse_migration,
+        )
+    ]