Add dark mode to default templates for Create Next App (#38671)

* Add dark mode to Create Next App

* Lint create-next-app css

* Widen boxes to optimize linebreaks

* Add color scheme to html, remove layout edits

Author: sambecker

packages/create-next-app/templates/default/styles/Home.module.css

@@ -114,3 +114,16 @@
     flex-direction: column;
   }
 }
+
+@media (prefers-color-scheme: dark) {
+  .card,
+  .footer {
+    border-color: #222;
+  }
+  .code {
+    background: #111;
+  }
+  .logo img {
+    filter: invert(1);
+  }
+}

packages/create-next-app/templates/default/styles/globals.css

@@ -14,3 +14,13 @@ a {
 * {
   box-sizing: border-box;
 }
+
+@media (prefers-color-scheme: dark) {
+  html {
+    color-scheme: dark;
+  }
+  body {
+    color: white;
+    background: black;
+  }
+}

packages/create-next-app/templates/typescript/styles/Home.module.css

@@ -114,3 +114,16 @@
     flex-direction: column;
   }
 }
+
+@media (prefers-color-scheme: dark) {
+  .card,
+  .footer {
+    border-color: #222;
+  }
+  .code {
+    background: #111;
+  }
+  .logo img {
+    filter: invert(1);
+  }
+}

packages/create-next-app/templates/typescript/styles/globals.css

@@ -14,3 +14,13 @@ a {
 * {
   box-sizing: border-box;
 }
+
+@media (prefers-color-scheme: dark) {
+  html {
+    color-scheme: dark;
+  }
+  body {
+    color: white;
+    background: black;
+  }
+}