chore: use shared (packages/ui) css styles for react component

packages/ui/src/styles/styles.css

@@ -0,0 +1,63 @@
+html {
+	font-family:
+		ui-sans-serif,
+		system-ui,
+		-apple-system,
+		BlinkMacSystemFont,
+		Segoe UI,
+		Roboto,
+		Helvetica Neue,
+		Arial,
+		sans-serif;
+	-webkit-text-size-adjust: 100%;
+	-webkit-font-smoothing: antialiased;
+	-moz-osx-font-smoothing: grayscale;
+	-webkit-tap-highlight-color: transparent;
+	line-height: 1.5;
+	tab-size: 4;
+}
+
+body {
+	margin: 0;
+}
+
+.container {
+	min-height: 100vh;
+	display: flex;
+	flex-direction: column;
+	align-items: center;
+	justify-content: center;
+	gap: 1.5rem;
+	max-width: 100%;
+	margin: 0 auto;
+	padding: 0 16px;
+	text-align: center;
+}
+
+.title {
+	font-size: 3rem;
+	font-weight: 700;
+	margin: 0;
+}
+
+.title span {
+	display: inline-block;
+	background-image: linear-gradient(to right, #3b82f6, #ef4444);
+	-webkit-background-clip: text;
+	background-clip: text;
+	color: transparent;
+}
+
+.description {
+	color: #9ca3af;
+	font-weight: 500;
+}
+
+.description a {
+	color: #3b82f6;
+	text-decoration: none;
+}
+
+.description a:hover {
+	text-decoration: underline;
+}