diff --git a/embed.js b/embed.js
new file mode 100644
index 0000000..da9e826
--- /dev/null
+++ b/embed.js
@@ -0,0 +1,11 @@
+(function() {
+  const params = new Proxy(new URLSearchParams(window.location.search), {
+    get: (searchParams, prop) => searchParams.get(prop),
+  });
+
+  if (!params.embed) {
+    return
+  }
+
+  document.querySelector('body').classList.add('is-embeded')
+})();