diff --git a/web/public/robots.txt b/web/public/robots.txt
new file mode 100644
index 0000000..1f53798
--- /dev/null
+++ b/web/public/robots.txt
@@ -0,0 +1,2 @@
+User-agent: *
+Disallow: /
diff --git a/web/src/App.css b/web/src/App.css
index fc04a54..cd3b4e3 100644
--- a/web/src/App.css
+++ b/web/src/App.css
@@ -31,3 +31,10 @@ button:not(:disabled)::after {
   pointer-events: none;
   background: linear-gradient(to bottom, #fff1 60%, #fff0);
 }
+
+pre,
+textarea,
+input[type='text'] {
+  font-size: inherit;
+  font-family: Menlo, Consolas, Roboto Mono, 'Source Code Pro', 'Courier New', Courier, monospace;
+}