move katex and prism css to the blog page

Author: timlrx

app/blog/[...slug]/page.tsx

@@ -1,3 +1,6 @@
+import 'css/prism.css'
+import 'katex/dist/katex.css'
+
 import PageTitle from '@/components/PageTitle'
 import { components } from '@/components/MDXComponents'
 import { MDXLayoutRenderer } from 'pliny/mdx-components'

app/layout.tsx

@@ -1,7 +1,5 @@
 import 'css/tailwind.css'
-import 'css/prism.css'
 import 'pliny/search/algolia.css'
-import 'katex/dist/katex.css'
 
 import { Space_Grotesk } from 'next/font/google'
 import { Analytics, AnalyticsConfig } from 'pliny/analytics'