kit: ssr: false - Breaks all styling

Describe the bug Styling seems to break when npm run build && npm start with ssr: false.

npm start dev appears to be fine.

To Reproduce npm init svelte@next ssr: false in svelte.config.cjs npm run build && npm start

• The output of npx envinfo --system --npmPackages svelte,@sveltejs/kit,vite --binaries --browsers

  System:
    OS: macOS 11.2.2
    CPU: (8) arm64 Apple M1
    Memory: 373.28 MB / 8.00 GB
    Shell: 5.8 - /bin/zsh
  Binaries:
    Node: 15.12.0 - /opt/homebrew/bin/node
    npm: 7.6.3 - /opt/homebrew/bin/npm
  Browsers:
    Firefox: 87.0
    Safari: 14.0.3
    Safari Technology Preview: 14.2
  npmPackages:
    @sveltejs/kit: next => 1.0.0-next.71 
    svelte: ^3.29.0 => 3.37.0 
    vite: ^2.1.0 => 2.1.5 

• Your browser Firefox
• Your adapter (e.g. Node, static, Vercel, Begin, etc…) Tested on node & static

Severity How severe an issue is this bug to you? Is this annoying, blocking some users, blocking an upgrade or blocking your usage of SvelteKit entirely?

Production builds appear to be blocked for users not using ssr