the migration is completed

src/app.css

@@ -1,3 +1,22 @@
-@import 'tailwindcss/base';
-@import 'tailwindcss/components';
-@import 'tailwindcss/utilities';
+@import 'tailwindcss';
+
+@plugin '@tailwindcss/typography';
+@plugin '@tailwindcss/forms';
+
+/*
+  The default border color has changed to `currentColor` in Tailwind CSS v4,
+  so we've added these compatibility styles to make sure everything still
+  looks the same as it did with Tailwind CSS v3.
+
+  If we ever want to remove these styles, we need to add an explicit border
+  color utility to any element that depends on these defaults.
+*/
+@layer base {
+  *,
+  ::after,
+  ::before,
+  ::backdrop,
+  ::file-selector-button {
+    border-color: var(--color-gray-200, currentColor);
+  }
+}

src/app.html

@@ -11,23 +11,10 @@
 				font-family: 'Press Start 2P';
 				src: url('/fonts/PressStart2P-Regular.ttf');
 			}
-			* {
-				box-sizing: border-box;
-				padding: 0;
-				margin: 0;
-			}
+			
 
 			body {
 				background: black; /* Fallback */
-				/* background-image:
-					radial-gradient(circle, #37ff1456 8%, transparent 8%),
-					radial-gradient(circle, #37ff1456 8%, transparent 8%); */
-				background-size:
-					60px 60px,
-					30px 30px; /* Larger grid sizes for more spacing */
-				background-position:
-					0 0,
-					15px 15px; /* Offset the smaller pattern slightly */
 				font-family: 'Press Start 2P', sans-serif;
 				color: #37ff1456; /* Retro green text */
 				margin: 0;