Add Tailwind CSS and update layout and page styles

tailwind.config.js

@@ -0,0 +1,11 @@
+/** @type {import('tailwindcss').Config} */
+export default {
+  content: ['./src/**/*.{html,js,svelte,ts}'],
+  theme: {
+    extend: {}
+  },
+  plugins: [require("@tailwindcss/typography"), require("daisyui")],
+  daisyui: {
+    themes: ["night"],
+  },
+};