JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.4/css/bootstrap.css">
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/angular-material/0.9.6/angular-material.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.15/angular.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular-ui-bootstrap/0.13.0/ui-bootstrap-tpls.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular-material/0.9.6/angular-material.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.15/angular-animate.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.3.15/angular-aria.js"></script>
<div ng-app="MyApp">
    <div ng-controller="AppCtrl">
        <form name="loginForm" >
            <md-tabs md-dynamic-height md-border-bottom>
              <md-tab label="login">
          <md-input-container>
            <label>Username</label>
              <input type="text" name="login_username" ng-model="login.username" required />
          </md-input-container>
          <md-input-container>
            <label>Password</label>
              <input type="password" name="login_passwd" ng-model="login.passwd" required />
          </md-input-container>

          <md-button class="md-button md-raised" ng-disabled="loginForm.$invalid" ng-click="dologin()">Login</md-button>
                  
              </md-tab>
              <md-tab label="other tabs"></md-tab>
              <md-tab label="other tabs"></md-tab>
              <md-tab label="other tabs"></md-tab>
              <md-tab label="other tabs"></md-tab>
            </md-tabs>
        </form>
    </div>
</div>

JavaScript

(function () {
  'use strict';
  angular
      .module('MyApp',['ngMaterial'])
      .controller('AppCtrl', AppCtrl);

  function AppCtrl ($scope) {
      
      $scope.login = {
          username: '', 
          passwd: ''
      };

    $scope.dologin = function(){
      alert($scope.login.username);
      alert(this.login.username);
    }
  }
})();