diff --git a/external.css b/README.md
similarity index 99%
rename from external.css
rename to README.md
index 23605a7..bbb2610 100644
--- a/external.css
+++ b/README.md
@@ -1,3 +1,4 @@
+```css
 textarea#user-specified-css-input {
 	height: 400px;
         width: 600px;
@@ -68,4 +69,5 @@ textarea#user-specified-css-input {
 }
 #settings {
        background: #434343;
-}
\ No newline at end of file
+}
+```
\ No newline at end of file