Index: frontend/node_modules/sanitize.css/ui-monospace.css
===================================================================
--- frontend/node_modules/sanitize.css/ui-monospace.css	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
+++ frontend/node_modules/sanitize.css/ui-monospace.css	(revision 9af201e94b5a79beb92a30858fc54de4bc3b9449)
@@ -0,0 +1,27 @@
+/**
+ * Add the correct system-ui font-family in Chrome, Edge, and Firefox.
+ */
+
+@font-face {
+  font-family: ui-monospace;
+  src: local(".AppleSystemUIFontMonospaced-Regular"), local("Segoe UI Mono"), local("UbuntuMono"), local("Roboto-Mono"), local("Menlo");
+}
+
+@font-face {
+  font-family: ui-monospace;
+  font-style: italic;
+  src: local(".AppleSystemUIFontMonospaced-RegularItalic"), local("Segoe UI Mono Italic"), local("UbuntuMono-Italic"), local("Roboto-Mono-Italic"), local("Menlo-Italic");
+}
+
+@font-face {
+  font-family: ui-monospace;
+  font-weight: bold;
+  src: local(".AppleSystemUIFontMonospaced-Bold"), local("Segoe UI Mono Bold"), local("UbuntuMono-Bold"), local("Roboto-Mono-Bold"), local("Menlo-Bold");
+}
+
+@font-face {
+  font-family: ui-monospace;
+  font-style: italic;
+  font-weight: bold;
+  src: local(".AppleSystemUIFontMonospaced-BoldItalic"), local("Segoe UI Mono Bold Italic"), local("UbuntuMono-BoldItalic"), local("Roboto-Mono-BoldItalic"), local("Menlo-BoldItalic");
+}