diff --git a/docs/_static/css/custom.css b/docs/_static/css/custom.css
new file mode 100644
index 0000000..b9a9a81
--- /dev/null
+++ b/docs/_static/css/custom.css
@@ -0,0 +1,6 @@
+.wy-nav-content {
+ padding:1.618em 3.236em;
+ height:100%;
+ max-width:1024px;
+ margin:auto
+}