11 Layouter template extension example module.
18 https://drupal.org/project/layouter
23 For implementing your templates create new extension module or edit this.
27 - implement hook_form_alter for adding your css to layouter multistep form.
28 This need for styling radio button in layouts list. Optional;
30 - implement hook_theme that must contain your template. Required;
32 - implement hook_layouter_templates_info that described your layout.
33 See example that makes it clear. Required;
35 * Create your twig template (required) and css file with style for radio
36 button mentioned above.