2 files changed, 14 insertions, 0 deletions
diff --git a/src/librustdoc/html/static/js/settings.js b/src/librustdoc/html/static/js/settings.js
index 183663b94fc..245159d8e05 100644
--- a/src/librustdoc/html/static/js/settings.js
+++ b/src/librustdoc/html/static/js/settings.js
@@ -50,6 +50,12 @@
                     removeClass(document.documentElement, "hide-modnav");
                 }
                 break;
+            case "sans-serif-fonts":
+                if (value === true) {
+                    addClass(document.documentElement, "sans-serif");
+                } else {
+                    removeClass(document.documentElement, "sans-serif");
+                }
         }
     }
 
@@ -232,6 +238,11 @@
                 "js_name": "disable-shortcuts",
                 "default": false,
             },
+            {
+                "name": "Use sans serif fonts",
+                "js_name": "sans-serif-fonts",
+                "default": false,
+            },
         ];
 
         // Then we build the DOM.
diff --git a/src/librustdoc/html/static/js/storage.js b/src/librustdoc/html/static/js/storage.js
index d77804d045e..1867e4cc0f3 100644
--- a/src/librustdoc/html/static/js/storage.js
+++ b/src/librustdoc/html/static/js/storage.js
@@ -211,6 +211,9 @@ if (getSettingValue("hide-toc") === "true") {
 if (getSettingValue("hide-modnav") === "true") {
     addClass(document.documentElement, "hide-modnav");
 }
+if (getSettingValue("sans-serif-fonts") === "true") {
+    addClass(document.documentElement, "sans-serif");
+}
 function updateSidebarWidth() {
     const desktopSidebarWidth = getSettingValue("desktop-sidebar-width");
     if (desktopSidebarWidth && desktopSidebarWidth !== "null") {