feat: refresh blog content and localize tailwind css

src/input.css

@@ -0,0 +1,17 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
+
+body {
+  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
+}
+
+#lang-selector {
+  color: #ffffff;
+}
+
+#lang-selector:focus,
+#lang-selector:focus-visible {
+  color: #201824;
+  background-color: #ffffff;
+}