diff --git a/templates/base.html b/templates/base.html
index 7f61ee3..a8cfde0 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
-"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
+"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
 <html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
   {% include "includes/head.html" ignore missing -%}
   <body>
diff --git a/templates/includes/head.html b/templates/includes/head.html
index 24e8b00..0f71204 100644
--- a/templates/includes/head.html
+++ b/templates/includes/head.html
@@ -1,5 +1,4 @@
 <head>
-  <meta charset="UTF-8" />
   <meta http-equiv="X-UA-Compatible" content="IE=edge" />
   <meta name="description" content="{{ config.description }}" />
   <meta name="viewport" content="width=device-width, initial-scale=1" />
@@ -25,7 +24,7 @@
     {% endfor %}
   {% endif %}
 
-  <style>
+  <style type="text/css">
     :root {
       --primary-color-alpha: {{ config.extra.primary_color_alpha }};
       --primary-color: {{ config.extra.primary_color }};
