made columns appear only on large devices

apps/docs/pages/guides/getting-started.mdx

@@ -38,7 +38,7 @@ export const meta = {
 
 ### Tutorials
 
-<div className="grid grid-cols-12 gap-6 not-prose">
+<div className="grid lg:grid-cols-12 gap-6 not-prose">
   {webapps.map((item) => {
     return (
       <Link href={`/${item.href}`} key={item.title} passHref>