♻️ refactor : Modify Tailwind config

Made the calc function available in tailwind.

Related issue: YJU-OKURA#128

Author: dorimu0

tailwind.config.ts

@@ -16,5 +16,6 @@ const config: Config = {
     },
   },
   plugins: [],
+  mode: 'jit',
 };
 export default config;