{% assign styles_url = "/assets/css/styles.css" | relative_url %} {% assign bootstrap_url = "/assets/vendor/bootstrap/css/bootstrap.min.css" | relative_url %} {% assign aos_url = "/assets/vendor/aos/aos.css" | relative_url %} {% assign octicons_url = "/assets/vendor/octicons/build.css" | relative_url %} {% if site.use_math %} {% assign katex_url = "/assets/vendor/katex/katex.min.css" | relative_url %} {% endif %}