diff --git a/src/bundle/rewriters/css.ts b/src/bundle/rewriters/css.ts
index aac2036..84b3839 100644
--- a/src/bundle/rewriters/css.ts
+++ b/src/bundle/rewriters/css.ts
@@ -1,7 +1,11 @@
-import { encodeUrl } from "./url"
+import { encodeUrl } from "./url";
 
 export function rewriteCss(css: string, origin?: URL) {
     css = css.replace(/(?<=url\("?'?)[^"'][\S]*[^"'](?="?'?\);?)/g, (match) => encodeUrl(match, origin));
-
+    //painful regex simulator
+    css = css.replace(/@import\s+(['"])?([^'"\);]+)\1?\s*(?:;|$)/g, (match, quote, url) => {
+        return `@import ${quote || ""}${encodeUrl(url.trim(), origin)}${quote || ""};`;  
+    });
     return css;
-}
\ No newline at end of file
+    
+}