chore(ui): styles fixed

Author: valorkin

src/app/app.html

@@ -1 +1,3 @@
-<router-outlet></router-outlet>
+<div class="container">
+  <router-outlet></router-outlet>
+</div>

src/login/login.html

@@ -10,5 +10,6 @@ <h1>Login</h1>
     <input type="password" #password class="form-control" id="password" placeholder="Password">
   </div>
   <button type="submit" class="btn btn-default">Submit</button>
+    <a href="/signup">Click here to Signup</a>
 </form>
 </div>

src/signup/signup.html

@@ -1,4 +1,4 @@
-<div class="login jumbotron center-block">
+<div class="signup center-block jumbotron">
   <h1>Signup</h1>
   <form role="form" (submit)="signup($event, username.value, password.value)">
   <div class="form-group">