Set one example of css class in app component

src/app/app.component.html

@@ -1,3 +1,3 @@
-<h1>
+<h1 class="title">
   {{title}}
 </h1>

src/app/app.component.scss

@@ -0,0 +1,3 @@
+.title {
+  color: red;
+}

src/app/app.component.ts

@@ -8,7 +8,7 @@ import * as childProcess from 'child_process';
   styleUrls: ['./app.component.scss']
 })
 export class AppComponent {
-  title = 'app works!';
+  title = `App works !`;
 
   constructor() {
     // Check if electron is correctly injected (see externals in webpack.config.js)