Correction du style.

angular.json

@@ -30,7 +30,7 @@
               "src/assets"
             ],
             "styles": [
-              "@angular/material/prebuilt-themes/purple-green.css",
+              "@angular/material/prebuilt-themes/indigo-pink.css",
               "src/styles.scss"
             ],
             "scripts": []

package.json

@@ -3,7 +3,7 @@
   "version": "0.0.0",
   "scripts": {
     "ng": "ng",
-    "start": "ng serve",
+    "start": "ng serve --port 4201",
     "build": "ng build",
     "watch": "ng build --watch --configuration development",
     "test": "ng test"

src/app/home/home.component.scss

@@ -2,4 +2,8 @@
   display: flex;
   flex-direction: column;
   gap: 1rem;
+
+  a {
+    margin-right: auto;
+  }
 }