Html 正在尝试实现twitter按钮的代码。帮帮我 ** **

我有Fb按钮的代码和谷歌按钮的登录代码，我想插入twitter而不是谷歌。我的输出如下：{see scrnshot}，这不令人满意。帮帮我，谁。谢谢

**<div class="social-login">
            <button class="btn facebook-btn social-btn" type="button"><span><i class="fab fa-facebook-f"></i> <a href="https://www.facebook.com/login/">Sign in with Facebook</a></span> </button>
            <button class="btn twitter-btn social-btn" type="button"><span><i class="fa fa-twitter"></i><a href="">Sign in with Twitter</a></span> </button>


</div>**