diff --git a/layouts/shortcodes/mermaid.html b/layouts/shortcodes/mermaid.html
new file mode 100644
index 0000000..5972281
--- /dev/null
+++ b/layouts/shortcodes/mermaid.html
@@ -0,0 +1,3 @@
+<div class="mermaid" align="{{ if .Get "align" }}{{ .Get "align" }}{{ else }}center{{ end }}">
+  {{ safeHTML .Inner }}
+</div>