feat: create content layout with emotion

inertia/styles/reset.ts

@@ -0,0 +1,36 @@
+import { css } from '@emotion/react';
+
+export const cssReset = css({
+  '*': {
+    boxSizing: 'border-box',
+    outline: 0,
+    margin: 0,
+    padding: 0,
+    scrollBehavior: 'smooth',
+  },
+
+  '.reset': {
+    backgroundColor: 'inherit',
+    color: 'inherit',
+    padding: 0,
+    margin: 0,
+    border: 0,
+  },
+
+  'a': {
+    width: 'fit-content',
+    color: '#3f88c5',
+    textDecoration: 'none',
+    borderBottom: '1px solid transparent',
+  },
+
+  'b': {
+    fontWeight: 600,
+    letterSpacing: '0.5px',
+  },
+
+  'h1, h2, h3, h4, h5, h6': {
+    fontWeight: '400',
+    margin: '1em 0',
+  },
+});