content: import React from 'react';
  import PureRenderMixin from 'react-addons-pure-render-mixin';
  
  export default React.createClass({
    mixins: [PureRenderMixin],
    render: function () {
      return (
        <header>
          <div className="container headercontainer">
            <div className="jumbotron">
              <h1><a href="/">Redux Timer</a></h1>
            </div>
          </div>
          <div className="container headercontainer">
            <nav className="navbar navbar-inverse navbar-static-top">
              <div className="navbar-header">
                <button type="button" className="navbar-toggle" data-toggle="collapse" data-target="#header-nav">
                  <span className="icon-bar"></span>
                  <span className="icon-bar"></span>
                  <span className="icon-bar"></span>
                </button>
                <div className="collapse navbar-collapse" id="header-nav">
                  <ul className="nav navbar-nav">
                    <li><a href="/">Home</a></li>
                  </ul>
                </div>
              </div>
            </nav>
          </div>
        </header>
      );
    }
  });
  