diff --git a/docs/markdown/pympdata_landing.md b/docs/markdown/pympdata_landing.md
index 043165f5..f2ae0a9a 100644
--- a/docs/markdown/pympdata_landing.md
+++ b/docs/markdown/pympdata_landing.md
@@ -360,7 +360,7 @@ let _ = PyDictMethods::set_item(&stepper_arg, "options", &options);
 let _ = PyDictMethods::set_item(&stepper_arg, "n_dims", &n_dims);
 ```
 </details>
-
+<details>
 <summary>Python code (click to expand)</summary>
 ```Python
 from PyMPDATA import Stepper
diff --git a/docs/templates/custom.css b/docs/templates/custom.css
new file mode 100644
index 00000000..44a02728
--- /dev/null
+++ b/docs/templates/custom.css
@@ -0,0 +1,3 @@
+img {
+    max-width: 100%;
+}
\ No newline at end of file