Fix broken URLs to assets
diff --git a/mkdocs/custom_theme/main.html b/mkdocs/custom_theme/main.html
index b86e040..351790d 100644
--- a/mkdocs/custom_theme/main.html
+++ b/mkdocs/custom_theme/main.html
@@ -2,13 +2,12 @@
{% block extrahead %}
<!-- FAVICON -->
-<link rel="apple-touch-icon" sizes="180x180" href="/img/apple-touch-icon.png">
-<link rel="icon" type="image/png" sizes="32x32" href="/img/favicon-32x32.png">
-<link rel="icon" type="image/png" sizes="16x16" href="/img/favicon-16x16.png">
-<link rel="manifest" href="/img/site.webmanifest">
-<link rel="mask-icon" href="/img/safari-pinned-tab.svg" color="#5bbad5">
-<link rel="shortcut icon" href="/img/favicon.ico">
+<link rel="apple-touch-icon" sizes="180x180" href="{{ 'assets/images/apple-touch-icon.png' | url}}">
+<link rel="icon" type="image/png" sizes="32x32" href="{{ 'assets/images/favicon-32x32.png' | url}}">
+<link rel="icon" type="image/png" sizes="16x16" href="{{ 'assets/images/favicon-16x16.png' | url}}">
+<link rel="mask-icon" href="{{ 'assets/images/safari-pinned-tab.svg' | url }}" color="#5bbad5">
+<link rel="shortcut icon" href="{{ 'assets/images/favicon.ico' | url }}">
<meta name="msapplication-TileColor" content="#b91d47">
-<meta name="msapplication-config" content="/img/browserconfig.xml">
+<meta name="msapplication-config" content="{{ 'assets/images/browserconfig.xml' | url }}">
<meta name="theme-color" content="#ffffff">
{% endblock %}
