Found:
As stated here: https://codex.wordpress.org/Function_Reference/wp_head.
Put this template tag immediately before tag in a theme template (ex. header.php, index.php).
So I added
<?php wp_head() ?>
just before </HEAD
and now it works.
Found:
As stated here: https://codex.wordpress.org/Function_Reference/wp_head.
Put this template tag immediately before tag in a theme template (ex. header.php, index.php).
So I added
<?php wp_head() ?>
just before </HEAD
and now it works.