diff --git a/docs/styles/mathjax_overflowfix.css b/docs/styles/mathjax_overflowfix.css
index 4fbed9feb6bf48c5d3b206938af14fd2c31a3ccd..77f661291c4a0a73da73d423d4be92adbb32052d 100644
--- a/docs/styles/mathjax_overflowfix.css
+++ b/docs/styles/mathjax_overflowfix.css
@@ -1,5 +1,6 @@
-.mjx-html {
-  overflow-x: auto; /* Horizontally scroll long equations. */
+mjx-container {
+  display: block;
+  overflow-x: auto;
   overflow-y: hidden;
+  max-width: 100%;
 }
-