fix: downgrade to tailwindcss v3 because of issues

src/interface/index.css

@@ -1,53 +1,13 @@
-@import './components/ColourPicker.css' layer(base);
-@import 'tailwindcss';
+@import './components/ColourPicker.css';
 
-@plugin '@tailwindcss/forms';
-
-@custom-variant dark (&:is(.dark *));
-
-@theme {
-  --text-*: initial;
-  --text-xs: 0.65rem;
-  --text-sm: 0.775rem;
-  --text-base: 0.65rem;
-  --text-md: 0.65rem;
-  --text-lg: 1rem;
-  --text-xl: 1.25rem;
-  --text-2xl: 1.5rem;
-  --text-3xl: 1.875rem;
-  --text-4xl: 2.25rem;
-  --text-5xl: 3rem;
-  --text-6xl: 4rem;
-  --text-7xl: 5rem;
-  --text-8xl: 6rem;
-  --text-9xl: 8rem;
-  --text-10xl: 10rem;
-  --text-11xl: 12rem;
-  --text-12xl: 14rem;
-  --text-13xl: 16rem;
-  --text-14xl: 18rem;
-
-  --font-IconFamily: IconFamily;
-
-  --animate-spin-fast: spin 0.4s linear infinite;
-
-  --aspect-theme: 5 / 1;
-}
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
 
 button {
   @apply cursor-pointer;
 }
 
-:root {
-  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
-
-  font-synthesis: none;
-  text-rendering: optimizeLegibility;
-  -webkit-font-smoothing: antialiased;
-  -moz-osx-font-smoothing: grayscale;
-  -webkit-text-size-adjust: 100%;
-}
-
 ::-webkit-scrollbar {
   display: none;
 }