JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css">
    <div class="col-xs-12 col-md-12" id="menu">
        <nav class="navbar navbar-default">
            <div class="container-fluid">
                <!-- Brand and toggle get grouped for better mobile display -->
                <div class="navbar-header">
                    <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
                        <span class="sr-only">Toggle navigation</span>
                        <span class="icon-bar"></span>
                        <span class="icon-bar"></span>
                        <span class="icon-bar"></span>
                    </button>
                    <a class="navbar-brand" href="#">Brand</a>
                </div>

                <!-- Collect the nav links, forms, and other content for toggling -->
                <div class="collapse navbar-collapse" id="bs-example-navbar-collapse-1">
                    <ul class="nav navbar-nav">
                      <li><a href="index.html"><span class="glyphicon glyphicon-envelope"></span> Item</a></li>
                      <li><a href="index.html"><span class="glyphicon glyphicon-shopping-cart"></span> Item</a></li>
                      <li><a href="index.html"><span class="glyphicon glyphicon-list"></span> Item</a></li>
                      <li><a href="index.html"><span class="glyphicon glyphicon-signal"></span> Item</a></li>
                      <li><a href="index.html"><span class="glyphicon glyphicon-cog"></span> Item</a></li>
                    </ul>
    <ul class="nav navbar-nav navbar-right">
        <li><a href="#">Log off</a></li>
    </ul>
                </div><!-- /.navbar-collapse -->
            </div><!-- /.container-fluid -->
        </nav>
    </div>

    <div class="col-xs-12 col-md-2" id="ulMenuLateral">
        <ul>
            <li><a...

CSS

body{
  background: lightblue;
}
.content{
  background: white;
}
/*menu*/

nav.navbar.navbar-default {
    margin: 0;
    padding: 0;
}

.navbar-nav > li:hover {
    background-color: #999999;
}

/*Fim-menu*/

/*MenuLateral*/

#ulMenuLateral {
    padding: 0px 0px;
}

#ulMenuLateral ul a {
    display: block;
    padding: 15px 10px;
    text-decoration: none;
    color: #FFF;
}

#ulMenuLateral li {
    list-style: none;
}

#ulMenuLateral ul {
    padding: 0;
    margin: 19px 0px;
}

div#ulMenuLateral li a:hover {
    background: #696969;
}

/*Fim-menuLateral*/