4 files changed, 17 insertions, 6 deletions

diff --git a/template/_includes.html b/template/_includes.html
index 4996940..8627609 100755
--- a/template/_includes.html
+++ b/template/_includes.html
@@ -1,9 +1,3 @@
 <!-- user code -->
 
 <script src="/script.js"></script>
-
-<!-- code highlighting -->
-
-<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.18.1/styles/github.min.css">
-<script src="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.18.1/highlight.min.js"></script>
-<script>hljs.initHighlightingOnLoad();</script>
diff --git a/template/_libraries.html b/template/_libraries.html
new file mode 100644
index 0000000..1a7b911
--- /dev/null
+++ b/template/_libraries.html
@@ -0,0 +1,11 @@
+<!-- katex math library -->
+
+<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/katex@0.13.13/dist/katex.min.css" integrity="sha384-RZU/ijkSsFbcmivfdRBQDtwuwVqK7GMOw6IMvKyeWL2K5UAlyp6WonmB8m7Jd0Hn" crossorigin="anonymous">
+<script defer src="https://cdn.jsdelivr.net/npm/katex@0.13.13/dist/katex.min.js" integrity="sha384-pK1WpvzWVBQiP0/GjnvRxV4mOb0oxFuyRxJlk6vVw146n3egcN5C925NCP7a7BY8" crossorigin="anonymous"></script>
+<script defer src="https://cdn.jsdelivr.net/npm/katex@0.13.13/dist/contrib/auto-render.min.js" integrity="sha384-vZTG03m+2yp6N6BNi5iM4rW4oIwk5DfcNdFfxkk9ZWpDriOkXX8voJBFrAO7MpVl" crossorigin="anonymous" onload="renderMathInElement(document.body);"></script>
+
+<!-- code highlighting -->
+
+<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.18.1/styles/github.min.css">
+<script src="//cdnjs.cloudflare.com/ajax/libs/highlight.js/9.18.1/highlight.min.js"></script>
+<script>hljs.initHighlightingOnLoad();</script>
diff --git a/template/post.html b/template/post.html
index 00be220..512fff6 100755
--- a/template/post.html
+++ b/template/post.html
@@ -63,6 +63,8 @@
 
     {{template "_includes.html"}}
 
+    {{template "_libraries.html"}}
+
   </body>
 
 </html>
diff --git a/template/style.css b/template/style.css
index d4832b1..8152dab 100755
--- a/template/style.css
+++ b/template/style.css
@@ -313,6 +313,10 @@ article strong {
   font-weight: 600;
 }
 
+article .katex-display {
+  margin: 3em 0 !important;
+}
+
 /* audio */
 
 audio {