Webmastertoolbag Tryit Editor

<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  
    </div>
    <div class="collapse navbar-collapse" id="myNavbar">
      <ul class="nav navbar-nav">
        <li class="active"><a href="#">Home</a></li>
        <li><a href="#">About</a></li>
        <li><a href="#">Gallery</a></li>
        <li><a href="#">Contact</a></li>
      </ul>
      <ul class="nav navbar-nav navbar-right">
        <li><a href="#"> Login</a></li>
      </ul>
    </div>
  </div>
</nav>

<div class="jumbotron">
  <div class="container text-center">
    <h1>My Portfolio</h1>      
    <p>Some text that represents "Me"...</p>
  </div>
</div>
  
<div class="container-fluid bg-3 text-center">    
  <h3>Some of my Work</h3><br>
  <div class="row">
    <div class="col-sm-3">
      <p>Some text..</p>
      
    </div>
    <div class="col-sm-3"> 
      <p>Some text..</p>
      
    </div>
    <div class="col-sm-3"> 
      <p>Some text..</p>
      
    </div>
    <div class="col-sm-3">
      <p>Some text..</p>
      
    </div>
  </div>
</div><br>

<footer class="container-fluid text-center">
  <p>Footer Text</p>
</footer>