<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <link rel="stylesheet" href="css/bootstrap.min.css">
    <link rel="stylesheet" href="css/css.css">
    <title>Document</title>
</head> 
<body>
    <!-- navbar-default这个类是设置导航栏 -->
    <div class="navbar navbar-default">
        <div class="container">
            <!-- navbar-header用于设置内容横向显示 -->
            <div class="navbar-header">
                <a href="index.html" class="navbar-brand"></a>
            </div> 
            <!-- navbar-nav用来设置横向显示 -->
            <!-- navbar-right用来设置右浮动 -->
            <ul class="nav navbar-nav">
                <li><a href="index.html">s首页</a></li>
                <li><a href="">s首页</a></li>
                <li><a href="">s首页</a></li>
            </ul>
            <ul class="nav navbar-nav navbar-right">
                <li><a class="active" href="login.html">登录</a></li>
                <li><a href="signup.html">注册</a></li>
            </ul>
        </div>
    </div> 
    <div class="container container-small">
        <h1>登录
            <small>没有账号？<a href="signup.html">注册</a></small>
        </h1>
        <form action="">
            <div class="form-group">
                <label for="">用户名/手机号码/邮箱</label>
                <input type="text" class="form-control" name="" id="">
            </div>
            <div class="form-group">
                <label for="">密码</label>
                <input type="password" class="form-control" name="" id="">
            </div>
            <div class="form-group">
                <button type="submit" class="btn btn-primary btn-block">登录</button>
            </div>
        </form>
      </div>
    <div class="footer">
        © 2017 拴蛋头条 中国互联网举报中心京ICP证1401号京ICP备125439号-3京公网安备
      </div>
</body>
</html>