fix oddball formatter complaints
diff --git a/webui/src/web-components/demo/sketch-diff-view.demo.html b/webui/src/web-components/demo/sketch-diff-view.demo.html
index 6ab6e62..04cf7d0 100644
--- a/webui/src/web-components/demo/sketch-diff-view.demo.html
+++ b/webui/src/web-components/demo/sketch-diff-view.demo.html
@@ -11,9 +11,8 @@
     <script type="module" src="../sketch-diff-view.ts"></script>
     <style>
       body {
-        font-family:
-          -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
-          Arial, sans-serif;
+        font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
+          Helvetica, Arial, sans-serif;
         max-width: 1200px;
         margin: 0 auto;
         padding: 2rem;