JSFiddle - React, Tailwind, and code Playground

HTML

<div class="header">
      <div class="container">
      	<h1>
          Innovation cloud
        </h1>
        <p>
          Connect your ideas globally
        </p>
        <a href="#" class="btn">Learn More</a>
      </div>
    </div>

    <div class="nav">
      <div class="container">
        <ul>
        	<li class="btn">Register</li>
          <li class="btn">Schedule</li>
          <li class="btn">Sponsors</li>
          <li class="btn">About</li>
          <li class="btn">Contact</li>
        </ul>
      </div>
    </div>

    <div class="main">
      <div class="container">
        <img src="https://s3.amazonaws.com/codecademy-content/projects/innovation-cloud/cloud.svg" />
        <h2>The Innovation Cloud Conference</h2>
        <p>Connect with the best minds across a wide range of industries to share ideas and brainstorm new solutions to challenging problems.</p>
        <p>Hear industry leaders talk about what worked (and what didn't) so that you can save time on your most challenging projects.</p>
         <p>Learn about the latest research and technologies that you can use immediately to invent the future.</p>
      </div>
    </div>
		
    <div class="jumbotron">
      <div class="container">
      	<h2>
        	Stay Connected
      	</h2>
      	<p>
        	Receive weekly insights from industry insiders.
      	</p>
      	<a href="#" class="btn">Join</a>
      </div>
    </div> 
    
    <div class="footer">
      
    </div>

CSS

html, body {
	margin: 0;
	padding: 0;
}

body {
	font-family: 'Roboto', sans-serif;
	font-weight: 100;
}

.container {
	margin: 0 auto;
	max-width: 940px; 
	padding: 0 10px; 
}


/* Header */
.header {
  height: 800px;
  text-align: center; 
  background: url(https://s3.amazonaws.com/codecademy-content/projects/innovation-cloud/bg.jpg) no-repeat center center scroll;
  background-size: cover;
}

.header .container {
	position: relative;
	top: 200px;
}

.header h1 {
	font-size: 80px;
	line-height: 100px; 
	margin-top: 0;
	margin-bottom: 80px;
  color: #fff;
  text-transform: uppercase;
}

@media (min-width:850px) {
	.header h1 {
		font-size: 120px;
	}
}

.header p {
	font-weight: 500;
	letter-spacing: 8px;
	margin-bottom: 40px;
	margin-top: 0;
  color: #fff;
  text-transform: uppercase;
}

.header .btn {
	color: #fff;
  text-decoration: none;
  background-color: #000;
  padding: 10px 40px; 
	transition: background .5s;  
}

.btn:hover {
	background: #117bff;
	cursor: pointer; 
	transition: background .5s;  
}


/* Nav */
.nav ul {
	list-style: none;
	margin: 0 auto;
	text-align: center; 
  text-align: left;
  margin-left: -40px;
}

.nav .btn {
  display: inline-block;
  color: #fff; 
	padding: 30px 10px 31px 10px;
	transition: background .5s;
}

.nav {
  background-color: #000;
}

/* Main */
.main .container {
	margin: 80px auto;
}

.main .container img {
  width: 196px;
  float: left;
  margin-right: 80px;
  margin-bottom: 50px;
  margin-top: 50px;
}


/* Jumbotron */
.jumbotron {
	height: 600px; 
	text-align: right;
  background: url(https://s3.amazonaws.com/codecademy-content/projects/innovation-cloud/jumbotron_bg.jpg) no-repeat center center scroll;
  background-size: cover;
}

.jumbotron .container {
	position: relative;
	top: 220px;
}

.jumbotron h2 {
  color: #fff;
}

.jumbotron p {
  color: #fff;
  padding-bottom: 20px;
}

.jumbotron .btn {
  color: #fff;
  background-color: #000;
  padding: 10px 40px;
  text-decoration: none;
	transition: background...