rYNRqm

index.html

<nav class="navbar navbar-expand-md navbar-dark bg-dark fixed-top">
      <a class="navbar-brand" href="#">Navbar</a>
      <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarsExampleDefault" aria-controls="navbarsExampleDefault" aria-expanded="false" aria-label="Toggle navigation">
        <span class="navbar-toggler-icon"></span>
      </button>

      <div class="collapse navbar-collapse" id="navbarsExampleDefault">
        <ul class="navbar-nav mr-auto">
          <li class="nav-item active">
            <a class="nav-link" href="#">Home <span class="sr-only">(current)</span></a>
          </li>
          <li class="nav-item">
            <a class="nav-link" href="#">Link</a>
          </li>
          <li class="nav-item">
            <a class="nav-link disabled" href="#">Disabled</a>
          </li>
          <li class="nav-item dropdown">
            <a class="nav-link dropdown-toggle" href="http://example.com" id="dropdown01" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">Dropdown</a>
            <div class="dropdown-menu" aria-labelledby="dropdown01">
              <a class="dropdown-item" href="#">Action</a>
              <a class="dropdown-item" href="#">Another action</a>
              <a class="dropdown-item" href="#">Something else here</a>
            </div>
          </li>
        </ul>
        <form class="form-inline my-2 my-lg-0">
          <input class="form-control mr-sm-2" type="text" placeholder="Search" aria-label="Search">
          <button class="btn btn-outline-success my-2 my-sm-0" type="submit">Search</button>
        </form>
      </div>
    </nav>
<div id="app" class="container">
  <div  :class="{toggled: showNav}" id="wrapper">

    <!-- Sidebar -->
    <div id="sidebar-wrapper">
      <ul class="sidebar-nav">
        <li class="sidebar-brand">
          <a href="#">
                        Start Bootstrap
                    </a>
        </li>
        <li>
          <a href="#">Dashboard</a>
        </li>
        <li>
          <a href="#">Shortcuts</a>
        </li>
        <li>
          <a href="#">Overview</a>
        </li>
        <li>
          <a href="#">Events</a>
        </li>
        <li>
          <a href="#">About</a>
        </li>
        <li>
          <a href="#">Services</a>
        </li>
        <li>
          <a href="#">Contact</a>
        </li>
      </ul>
    </div>
    <!-- /#sidebar-wrapper -->

    <!-- Page Content -->
    <div id="page-content-wrapper">
      <div class="container-fluid">
        <h1>Simple Sidebar</h1>
        <p>This template has a responsive menu toggling system. The menu will appear collapsed on smaller screens, and will appear non-collapsed on larger screens. When toggled using the button below, the menu will appear/disappear. On small screens, the
          page content will be pushed off canvas.</p>
        <p>Make sure to keep all page content within the <code>#page-content-wrapper</code>.</p>
        <p>${ showNav }</p>
        <button class="btn btn-secondary" id="menu-toggle" @click="toggleNav">Toggle Menu</button>
      </div>
    </div>
  </div>

rynrqm.markdown

rYNRqm

A Pen by Steve Halford on CodePen.

License.

script.babel

new Vue({
  el: "#app",
  delimiters: ['${', '}'],
  data: {
    showNav: false
    
  },
  
  methods: {
    toggleNav() {
      this.showNav= !this.showNav;
  }
  }
})
 

scripts

<script src="https://cdnjs.cloudflare.com/ajax/libs/vue/2.3.4/vue.min.js"></script>

style.css

body {
  padding-top: 4.25rem;
  overflow-x: hidden;
}

#wrapper {
  padding-left: 0;
  -webkit-transition: all 0.5s ease;
  -moz-transition: all 0.5s ease;
  -o-transition: all 0.5s ease;
  transition: all 0.5s ease;
}

#wrapper.toggled {
  padding-left: 250px;
}

#sidebar-wrapper {
  z-index: 1000;
  position: fixed;
  left: 250px;
  width: 0;
  height: 100%;
  margin-left: -250px;
  overflow-y: auto;
  background: #000;
  -webkit-transition: all 0.5s ease;
  -moz-transition: all 0.5s ease;
  -o-transition: all 0.5s ease;
  transition: all 0.5s ease;
}

#wrapper.toggled #sidebar-wrapper {
  width: 250px;
}

#page-content-wrapper {
  width: 100%;
  position: absolute;
  padding: 15px;
}

#wrapper.toggled #page-content-wrapper {
  position: absolute;
  margin-right: -250px;
}


/* Sidebar Styles */

.sidebar-nav {
  position: absolute;
  top: 0;
  width: 250px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.sidebar-nav li {
  text-indent: 20px;
  line-height: 40px;
}

.sidebar-nav li a {
  display: block;
  text-decoration: none;
  color: #999999;
}

.sidebar-nav li a:hover {
  text-decoration: none;
  color: #fff;
  background: rgba(255, 255, 255, 0.2);
}

.sidebar-nav li a:active, .sidebar-nav li a:focus {
  text-decoration: none;
}

.sidebar-nav>.sidebar-brand {
  height: 65px;
  font-size: 18px;
  line-height: 60px;
}

.sidebar-nav>.sidebar-brand a {
  color: #999999;
}

.sidebar-nav>.sidebar-brand a:hover {
  color: #fff;
  background: none;
}

@media(min-width:768px) {
  #wrapper {
    padding-left: 0;
  }
  #wrapper.toggled {
    padding-left: 250px;
  }
  #sidebar-wrapper {
    width: 0;
  }
  #wrapper.toggled #sidebar-wrapper {
    width: 250px;
  }
  #page-content-wrapper {
    padding: 20px;
    position: relative;
  }
  #wrapper.toggled #page-content-wrapper {
    position: relative;
    margin-right: 0;
  }
}

styles

<link href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.0.0-beta/css/bootstrap.min.css" rel="stylesheet" />
<link href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet" />