refactor(infra): directory structure (#4615)

packages/frontend/component/src/ui/loading/styles.css.ts

@@ -0,0 +1,17 @@
+import { createVar, keyframes, style } from '@vanilla-extract/css';
+
+export const speedVar = createVar('speedVar');
+
+const rotate = keyframes({
+  '0%': { transform: 'rotate(0deg)' },
+  '50%': { transform: 'rotate(180deg)' },
+  '100%': { transform: 'rotate(360deg)' },
+});
+export const loading = style({
+  vars: {
+    [speedVar]: '1.5s',
+  },
+  textRendering: 'optimizeLegibility',
+  WebkitFontSmoothing: 'antialiased',
+  animation: `${rotate} ${speedVar} infinite linear`,
+});