diff --git a/layouts/_default/category.html b/layouts/_default/category.html
index c13d069..1039e45 100644
--- a/layouts/_default/category.html
+++ b/layouts/_default/category.html
@@ -10,5 +10,4 @@
     <h3><a href="{{ .Site.BaseURL }}categories">Back to all categories</a></h3>
 </div>
 
-<script src="/js/dark.js"></script>
 {{ end }}
diff --git a/static/css/style.css b/static/css/style.css
index a18b771..54be214 100644
--- a/static/css/style.css
+++ b/static/css/style.css
@@ -1,7 +1,7 @@
 body {
 font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
 line-height: 1.5em;
-font-size: 1.1em;
+font-size: 1.2em;
 color: #222;
 max-width: 70%;
 padding: 2rem;
@@ -54,9 +54,13 @@ font-size: .8em; }
 
 hr {
 border: 0px;
-border: 1px solid #eee;
+border: 1px solid #ddd;
 }
 
+body.dark hr {
+border: 1px solid #333;
+
+}
 
 highlight {
 }