부트스트랩 메뉴바 설정 채택완료

<nav class="navbar navbar-default">    <div class="container-fluld">        <div class="navbar-header">          <button type="button" class="navbar-toggle collapsed"          data-toggle="collapse" data-target="#navbar-collapse-1">            <span class="sr-only"></span>            <span class="icon-bar"></span>            <span class="icon-bar"></span>            <span class="icon-bar"></span>          </button>          <a class="navbar-brand" href="#"><img src="img/logo.png" alt="홈페이지"></a>        </div>        <div class="collapse navbar-collapse" id="navbar-collapse-1">          <ul class="nav navbar-nav">            <li><a href="#">메인</a></li>            <li><a href="#">게시판</a></li>          </ul>          <ul class="nav navbar-nav">              <li><a href="#"> 로그인 / 회원가입 </a></li>          </ul>        </div>    </div></nav>