Removed Unnecessary Flex class

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

@@ -1,5 +1,5 @@
 <h2>Login</h2>
-<form [formGroup]="form" class="flex flex-col">
+<form [formGroup]="form" class="flex-col">
   <div class="row-container">
     <mat-form-field class="flex-auto">
       <mat-label>Username</mat-label>