//Step 1 npm i -D tailwindcss-debug-screens //Step 2 in tailwind.config.js plugins: [ require("tailwindcss-animate"), require("tailwindcss-debug-screens") ] //Step 3 add in layout.tsx add debug-screen class <body className={cn( process.env.NODE_ENV === "development" && "debug-screen", montserrat.className, )} > <Toaster /> {children} </body>