[README]: indent content table in main README file

Author: sensorario

README.md

@@ -9,6 +9,10 @@ In questo repository puoi trovare buona parte del codice in cui si parla del lib
 
 ## Esempi per categoria/capitolo
 
+<table style="width: 100%">
+    <tr>
+    <td valign="baseline" width="50%">
+
 ### React
 
 - [React] [altri hook](/react/altri-hook)
@@ -30,6 +34,8 @@ In questo repository puoi trovare buona parte del codice in cui si parla del lib
 - [React] [useMemo()](/react/useMemo)
 - [React] [useCallback()](/react/useCallback)
 - [React] [useId()](/react/useId)
+</td>
+        <td valign="baseline">
 
 ### Next.js
 
@@ -44,7 +50,16 @@ In questo repository puoi trovare buona parte del codice in cui si parla del lib
 - [Next] [page not found](/next.js/page-not-found)
 - [Next] [parallel-routes](/next.js/parallel-routes)
 - [Next] [route-groups](/next.js/route-groups)
-- [Next] [server-actions](/next.js/server-actions)
+- [Next] [server-actions](/next.js/server-actions)</td>
+</tr>
+    <tr>
+        <td valign="baseline" width="50%">
+<img width="441" height="1">
+
+### JavaScript
+
+- [JavaScript] [moduli-javascript](/javascript/moduli)
+- [JavaScript] [temporizzazione](/javascript/temporizzazione)
 
 ### TypeScript
 
@@ -53,6 +68,9 @@ In questo repository puoi trovare buona parte del codice in cui si parla del lib
 - [TypeScript] [generics](/typescript/generics)
 - [TypeScript] [import](/typescript/import)
 - [TypeScript] [moduli](/typescript/moduli)
+</td>
+  <td>
+  <img width="441" height="1">
 
 ### Design System
 
@@ -68,9 +86,6 @@ In questo repository puoi trovare buona parte del codice in cui si parla del lib
 - [State Management] [rendering list](/state-management/rendering-list)
 - [State Management] [zustand](/state-management/zustand)
 - [State Management] [zustand no store actions](/state-management/zustand-no-store-actions)
-- [State Management] [zustand immer](/state-management/zustand-immer)
-
-### JavaScript
-
-- [JavaScript] [moduli-javascript](/javascript/moduli)
-- [JavaScript] [temporizzazione](/javascript/temporizzazione)
+- [State Management] [zustand immer](/state-management/zustand-immer)</td>
+</tr>
+</table>

react/useFormStatus/src/App.css

@@ -0,0 +1,42 @@
+#root {
+  max-width: 1280px;
+  margin: 0 auto;
+  padding: 2rem;
+  text-align: center;
+}
+
+.logo {
+  height: 6em;
+  padding: 1.5em;
+  will-change: filter;
+  transition: filter 300ms;
+}
+.logo:hover {
+  filter: drop-shadow(0 0 2em #646cffaa);
+}
+.logo.react:hover {
+  filter: drop-shadow(0 0 2em #61dafbaa);
+}
+
+@keyframes logo-spin {
+  from {
+    transform: rotate(0deg);
+  }
+  to {
+    transform: rotate(360deg);
+  }
+}
+
+@media (prefers-reduced-motion: no-preference) {
+  a:nth-of-type(2) .logo {
+    animation: logo-spin infinite 20s linear;
+  }
+}
+
+.card {
+  padding: 2em;
+}
+
+.read-the-docs {
+  color: #888;
+}

react/useFormStatus/src/index.css

@@ -0,0 +1,68 @@
+:root {
+  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
+  line-height: 1.5;
+  font-weight: 400;
+
+  color-scheme: light dark;
+  color: rgba(255, 255, 255, 0.87);
+  background-color: #242424;
+
+  font-synthesis: none;
+  text-rendering: optimizeLegibility;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+a {
+  font-weight: 500;
+  color: #646cff;
+  text-decoration: inherit;
+}
+a:hover {
+  color: #535bf2;
+}
+
+body {
+  margin: 0;
+  display: flex;
+  place-items: center;
+  min-width: 320px;
+  min-height: 100vh;
+}
+
+h1 {
+  font-size: 3.2em;
+  line-height: 1.1;
+}
+
+button {
+  border-radius: 8px;
+  border: 1px solid transparent;
+  padding: 0.6em 1.2em;
+  font-size: 1em;
+  font-weight: 500;
+  font-family: inherit;
+  background-color: #1a1a1a;
+  cursor: pointer;
+  transition: border-color 0.25s;
+}
+button:hover {
+  border-color: #646cff;
+}
+button:focus,
+button:focus-visible {
+  outline: 4px auto -webkit-focus-ring-color;
+}
+
+@media (prefers-color-scheme: light) {
+  :root {
+    color: #213547;
+    background-color: #ffffff;
+  }
+  a:hover {
+    color: #747bff;
+  }
+  button {
+    background-color: #f9f9f9;
+  }
+}