php-proj/public/app/views/login.html

<div layout="column" layout-fill layout-align="top center">
    <h1>Login</h1>
    <div class="col-xs-4">
        <form ng-submit="login()">
            <div>
                <md-input-container class="col-xs-12">
                    <label for="username">Username</label>
                    <input name="username" id="username" type="text" ng-model="user.Username" required>
                </md-input-container>
            </div>
            <div>
                <md-input-container class="col-xs-12">
                    <label for="password">Password</label>
                    <input name="password" id="password" type="password" ng-model="user.Password" required>
                </md-input-container>
            </div>
            <div class="col-xs-10 col-xs-offset-1">
                <md-button class="col-xs-12" type="submit">Login</md-button>
            </div>
        </form>
        <div class="clearfix"></div>
        <div ng-hide="error == null" class="error-message text-center">
            {{ error.Data }}
        </div>
    </div>
</div>