icon minification

svelte.config.js

@@ -1,9 +1,10 @@
 import adapter from "@sveltejs/adapter-static"
 import preprocess from "svelte-preprocess"
+import autoprefixer from "autoprefixer"
 
 /** @type {import('@sveltejs/kit').Config} */
 const config = {
-  preprocess: [preprocess()],
+  preprocess: [preprocess({postcss: {plugins: autoprefixer()}})],
   kit: {
     adapter: adapter(),
   },