JSFiddle - React, Tailwind, and code Playground

by Andrew Bone

HTML

<div class="nav-wrap">
  <div class="img-place"></div>
  <div class="nav">
    <ul>

      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <br>
      <p class="ex1">HELLO</p>
      <p class="ex2">THERE</p>
      <br>
      <br>

      <li><a href="#1" data-target="bg1">TEST1</a></li>
      <li><a href="#2" data-target="bg2">TEST2</a></li>
      <li><a href="#3" data-target="bg3">TEST3</a></li>
    </ul>
  </div>
</div>

CSS

* {
  margin: 0;
}
p.ex1 {
  font-family: 'HelveticaNeue';
  position: relative;
  display: block;
  color: #FFFFFF;
  text-decoration: none;
  font-size: 74px;
  text-transform: uppercase;
  font-weight: "Thin";
  letter-spacing: 0px;
  margin: -20px;
  padding: 0px 0px 0px 77px;
  transition: all 0.5s ease-in-out;
}

p.ex2 {
  font-family: 'HelveticaNeue';
  position: relative;
  display: block;
  color: #FFFFFF;
  text-decoration: none;
  font-size: 74px;
  text-transform: uppercase;
  font-weight: "Thin";
  letter-spacing: 0px;
  margin: -12px;
  padding: 0px 0px 0px 70px;
  transition: all 0.5s ease-in-out;
}

.nav-wrap {
  width: 100%;
  height: 770px;
  background: #111;
  position: relative;
}

.nav-wrap .img-place {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0;
  z-index: 5;
}

.nav-wrap .nav li {
  font-family: 'HelveticaNeue';
  position: relative;
  z-index: 6;
  list-style: none;
}

.nav-wrap .nav li a {
  display: block;
  color: #FFFFFF;
  text-decoration: none;
  font-size: 48px;
  text-transform: uppercase;
  font-weight: "Thin";
  letter-spacing: 0px;
  margin: -12px;
  padding: 0px 0px 0px 70px;
  transition: all 0.5s ease-in-out;
}

.nav-wrap .nav:hover li a {
  opacity: 0.3;
}

.nav-wrap .nav li a:hover {
  opacity: 1;
  padding-left: 95px;
  font-weight: 600;
}

.nav-wrap .bg1 {
  background-image: url("http://www.photography-match.com/views/images/gallery/Ghandrung_Village_and_Annapurna_South_Nepal_Himalaya.jpg");
  background-size: 120%;
  opacity: 0.3;
  -webkit-animation: fadein 2s forwards;
  -moz-animation: fadein 2s forwards;
  -ms-animation: fadein 2s forwards;
  -o-animation: fadein 2s forwards;
  animation: fadein 2s forwards;
  -webkit-animation: mymove 11s forwards ease-out;
  animation: mymove 11s forwards ease-out;
}

` @keyframes fadein {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@-moz-keyframes fadein {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
 ...

JavaScript

$('.nav li a').hover(function() {
  $('.img-place').toggleClass($(this).data('target'));
});
$('.nav-wrap .img-place, .nav-wrap').height($(window).height());