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+---
+number: 977
+title: We built a CSS Challenge platform
+date: 1770634800000
+url: https://traffic.megaphone.fm/FSI6395905089.mp3
+youtube_url: https://www.youtube.com/watch?v=gcpfUP9L6es
+---
+	
+Scott and Wes break down how they built SynHax, the real-time CSS Battle app powering the upcoming Mad CSS tournament. From SvelteKit and Zero to diffing algorithms, sync conflicts, and a last-minute hackweek glow-up, this one’s a deep dive into shipping ambitious web apps fast.
+
+### Show Notes
+
+* **[00:00](#t=00:00)** Welcome to Syntax!
+* **[00:50](#t=00:50)** [March Mad CSS](https://madcss.com/) Tournament.
+* **[03:19](#t=03:19)** Brought to you by [Sentry.io](https://sentry.io/syntax).
+* **[03:59](#t=03:59)** What the heck is a CSS Battle?
+* **[05:34](#t=05:34)** The tech stack.
+  * **[06:30](#t=06:30)** Svelte Kit.
+  * **[06:44](#t=06:44)** Zero Sync.
+    * [Zero Docs](https://zero.rocicorp.dev/)
+    * [Zero Svelte](https://github.com/stolinski/zero-svelte).
+  * **[07:32](#t=07:32)** [Drizzle](https://orm.drizzle.team/docs/overview).
+  * **[07:58](#t=07:58)** [Supabase](https://supabase.com/).
+  * **[08:23](#t=08:23)** [Graffiti](https://graffiti-ui.com/).
+  * **[10:45](#t=10:45)** Sync Server.
+  * **[12:10](#t=12:10)** Cloudflare Workers.
+  * **[12:23](#t=12:23)** Local File System.
+* **[13:26](#t=13:26)** How Zero Works.
+  * **[13:48](#t=13:48)** Zero Sync Client.
+  * **[15:39](#t=15:39)** API server.
+* **[19:34](#t=19:34)** Dealing with states and conflicts.
+* **[24:25](#t=24:25)** The Hackweek Project.
+* **[25:29](#t=25:29)** The Diffing Algorithm.
+* **[35:22](#t=35:22)** The bugs.
+
+### Hit us up on Socials!
+
+Syntax: [X](https://twitter.com/syntaxfm) [Instagram](https://www.instagram.com/syntax_fm/) [Tiktok](https://www.tiktok.com/@syntaxfm) [LinkedIn](https://www.linkedin.com/company/96077407/admin/feed/posts/) [Threads](https://www.threads.net/@syntax_fm)
+
+Wes: [X](https://twitter.com/wesbos) [Instagram](https://www.instagram.com/wesbos/) [Tiktok](https://www.tiktok.com/@wesbos) [LinkedIn](https://www.linkedin.com/in/wesbos/) [Threads](https://www.threads.net/@wesbos)
+
+Scott: [X](https://twitter.com/stolinski) [Instagram](https://www.instagram.com/stolinski/) [Tiktok](https://www.tiktok.com/@stolinski) [LinkedIn](https://www.linkedin.com/in/stolinski/) [Threads](https://www.threads.net/@stolinski)
+
+Randy: [X](https://twitter.com/randyrektor) [Instagram](https://www.instagram.com/randyrektor/) [YouTube](https://www.youtube.com/@randyrektor) [Threads](https://www.threads.net/@randyrektor)
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