Created auth module. Created Visitor auth guard for non-logged in users.

src/app/auth/login/login.component.html

@@ -0,0 +1,21 @@
+<div class="login">
+    <div></div>
+    <mat-card class="outer" appearance="outlined">
+        <mat-card-header>
+            <h1>Login</h1>
+        </mat-card-header>
+
+        <mat-card-content>
+            <p>Log in with your favorite livestream service</p>
+
+            <a>
+                <mat-card appearance="outlined" (click)="login()">
+                    <mat-card-content>
+                        Twitch
+                    </mat-card-content>
+                </mat-card>
+            </a>
+        </mat-card-content>
+    </mat-card>
+    <div></div>
+</div>