<div class="shadow-title parallax-top-shadow">work</div>
  <div class="section-parallax parallax-00" style="background-image: url('http://www.ivang-design.com/svg-load/parallax/parallax-0.png');"></div>
  <div class="section-parallax parallax-01" style="background-image: url('http://www.ivang-design.com/svg-load/parallax/parallax-01.png');"></div>

<div class="section full-height">
  <div class="section-title-wrap">
    <div class="container">
      <div class="row">
        <div class="col-12 text-center parallax-fade-top">
          <p>we do magic</p>	
          <h1>chase your<br>passion</h1>
        </div>
      </div>	
    </div>
  </div>
</div>

<div class="section full-height z-bigger">
  <ul class="case-study-wrapper">
    <li class="case-study-name">                            	
      <a href="#" class="hover-target">light</a>
    </li>
    <li class="case-study-name">                                         	
      <a href="#" class="hover-target">flare</a>
    </li>
    <li class="case-study-name">                                        	
      <a href="#" class="hover-target">nature</a>
    </li>
    <li class="case-study-name">                                         	
      <a href="#" class="hover-target">fire</a>
    </li>
  </ul>
  <ul class="case-study-images">
    <li>
      <div class="img-hero-background">
        <img src="http://www.ivang-design.com/svg-load/parallax/light.jpg" alt="">
      </div>  
      <div class="hero-number-back">01</div> 
      <div class="hero-number">01</div> 
      <div class="hero-number-fixed">04</div> 
      <div class="case-study-title">graphic design, interaction</div> 
    </li>
    <li>
      <div class="img-hero-background">
        <img src="http://www.ivang-design.com/svg-load/parallax/flare.jpg" alt="">
      </div> 
      <div class="hero-number-back">02</div> 
      <div class="hero-number">02</div>  
      <div class="case-study-title">advertising, art direction</div> 
    </li>
    <li>
      <div class="img-hero-background">
        <img src="http://www.ivang-design.com/svg-load/parallax/nature.jpg" alt="">
      </div>
      <div class="hero-number-back">03</div>  
      <div class="hero-number">03</div> 
      <div class="case-study-title">photography, retouching</div> 
    </li>
    <li>
      <div class="img-hero-background">
        <img src="http://www.ivang-design.com/svg-load/parallax/fire.jpg" alt="">
      </div> 
      <div class="hero-number-back">04</div> 
      <div class="hero-number">04</div> 
      <div class="case-study-title">photography, advertising</div> 
    </li>
  </ul>	
</div>

<div class="section padding-top-bottom over-hide background-dark z-bigger-2">
  <div class="container">
    <div class="row justify-content-center">
      <div class="col-md-7 text-center">
        <a href="#" class="hover-target">
          <div class="project-link-wrap">
            <p>let's talk</p>
          </div>
        </a>
      </div>
    </div>	
  </div>			
</div>

<!-- Scroll back to top
================================================== -->

<div class="scroll-to-top hover-target"></div>

<!-- Page cursor
================================================== -->

<div class='cursor' id="cursor"></div>
<div class='cursor2' id="cursor2"></div>
<div class='cursor3' id="cursor3"></div>

<!-- Link to page
================================================== -->

<a href="https://themeforest.net/user/ig_design/portfolio"      class="link-to-portfolio hover-target" target=”_blank”></a>


/* Please ❤ this if you like it! */


/* ======================================== * 
		        BEST VIEWED FULLSCREEN
   https://codepen.io/ig_design/full/GPVXVx
 * ======================================== */

@import url('https://fonts.googleapis.com/css?family=Muli:200,200i,300,300i,400,400i,600,600i,700,700i,800,800i,900,900i&subset=latin-ext,vietnamese');

body{
	width: 100%;
	display: block;
	overflow-x: hidden;
	background-color: #1f2029;
  color: #c4c3ca;
	font-family: 'Muli', sans-serif;
}
::selection {
	background-color: #000;
  color: #fff;
}
::-moz-selection {
	background-color: #000;
  color: #fff;
}
a:hover{
  text-decoration: none;
}
/* #Cursor
================================================== */

.cursor,
.cursor2,
.cursor3{
	position: fixed;
	border-radius: 50%;	
	transform: translateX(-50%) translateY(-50%);
	pointer-events: none;
	left: -100px;
	top: 50%
}
.cursor{
	background-color: #fff;
	height: 0;
	width: 0;
	z-index: 99999;
}
.cursor2,.cursor3{
	height: 36px;
	width: 36px;
	z-index:99998;
	-webkit-transition:all 0.3s ease-out;
	transition:all 0.3s ease-out
}
.cursor2.hover,
.cursor3.hover{
	-webkit-transform:scale(2) translateX(-25%) translateY(-25%);
	transform:scale(2) translateX(-25%) translateY(-25%);
	border:none
}
.cursor2{
	border: 2px solid #fff;
	box-shadow: 0 0 22px rgba(255, 255, 255, 0.6);
}
.cursor2.hover{
	background: rgba(255,255,255,.1);
	box-shadow: 0 0 12px rgba(255, 255, 255, 0.2);
}
@media screen and (max-width: 1200px){
	.cursor,.cursor2,.cursor3{
		display: none
	}
}

.shadow-title{
	position: fixed;
	top: 0;
	margin-top: 30px;
	left: 20px;
	width: 100%;
	height: 300%;
	text-align: left;
	font-family: 'Muli', sans-serif;
	-webkit-writing-mode: vertical-lr;
	writing-mode: vertical-lr;
	font-size: 18vw;
	line-height: 1;
	color: rgba(200,200,200,.1);
	background: linear-gradient(90deg, rgba(200,200,200,0), rgba(200,200,200,0.35));
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	font-weight: 900;
	z-index: 1;
}
.section-parallax{
	position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-position: center;
  background-size: cover;
  z-index: 2;
}
.section {
  position: relative;
	width: 100%;
	display: block;
}
.full-height {
	height: 100vh;
}
.section.z-bigger {
	z-index: 100;
}
.section.z-bigger-2 {
	z-index: 200;
}
.section-title-wrap{
	position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  transform: translateY(-50%);
  z-index: 3;
}
.section-title-wrap p{
	letter-spacing: 2px;
	font-size: 22px;
	font-weight: 700;
	padding: 0;
  color: #6f598f;
}
.section-title-wrap h1{
	margin: 0;
	padding: 0;
	font-size: 5vw;
  letter-spacing: 8px;
	font-weight: 900;
  color: #fff;
	line-height: 1;
  text-transform: uppercase;
}
.padding-top-bottom {
	padding-top: 100px;
	padding-bottom: 100px;
}
.over-hide{
	overflow: hidden;
}
.background-dark {
	background-color: #101010;
}
.project-link-wrap{
	position: relative;
	display: block;
	width: 100%;
	text-align: center;
	margin: 0 auto;
	cursor: pointer;
}
.project-link-wrap p{
	font-size: 100px;
	line-height: 80px;
	color: #c4c3ca;
	font-weight: 900;
	text-align: center;
	margin: 0 auto;
	cursor: pointer;
	opacity: 0.35;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}
.project-link-wrap:hover p{
	opacity: 0.15;
}

/* Case Study Showcase
================================================== */

.case-study-wrapper {
	position: absolute;
	top: 50%;
	left: 50%;
	z-index: 10;
	width: auto;
	margin: 0;
	padding: 8px 15px;
	-webkit-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);
	list-style: none;
  background-color: rgba(31,32,41,.8);
  border-radius: 10px;
  box-shadow: 0 0 30px rgba(0,0,0,.8);
}
.case-study-wrapper .case-study-name {
	margin: 5px;
	display: inline-block;
}
.case-study-wrapper .case-study-name a {
	position: relative;
	list-style: none;
	margin: 0 auto;
	display: block;
	text-align: center;
	padding: 0;
	font-size: 14px;
	font-weight: 800;
	line-height: 1;
	letter-spacing: 2px;
	color: #8e8d9a;
	opacity: 0.5;
	text-decoration: none;
  text-transform: uppercase;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear; 
}	
.case-study-wrapper .case-study-name a:hover {
	text-decoration: none;
}	
.case-study-wrapper .case-study-name.active a {
	opacity: 1;
	color: #fff;
}	
.case-study-images {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	margin:0;
	z-index:2;
}	
.case-study-images li {
	position: absolute;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	overflow: hidden;
	list-style:none;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear; 
}	
.case-study-images li .img-hero-background{
	position: absolute;
	width: calc(100% - 80px);
  max-width: 950px;
	-webkit-background-size: cover;
	-moz-background-size: cover;
	-o-background-size: cover;
	background-size: cover;
	background-position:center center;
	background-repeat:no-repeat;
	top: 50%;
	left: 50%;
	overflow: hidden;
	list-style:none;
	opacity: 0;
  border-radius: 20px;
  box-shadow: 0 0 50px rgba(0,0,0,.6);
	-webkit-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear; 
}
.case-study-images li .img-hero-background img{
  width: 100%;
  height: auto;
  display: block;
}
.case-study-images li.show .img-hero-background {
	opacity: 1;
} 
.case-study-images li .case-study-title{
	position: absolute;
	top: 0;
  height: 100%;
  text-align: center;
	left: 30px;
	display: block;
	opacity: 0;
	z-index: 19;
	letter-spacing: 1px;
	font-size: 14px;
	-webkit-writing-mode: vertical-lr;
	writing-mode: vertical-lr;
	font-weight: 400;
	line-height: 16px;
	color: #fff; 
	font-style: italic;
	-webkit-transform: translateX(-100%);
	transform: translateX(-100%);
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear; 
}
.case-study-images li.show .case-study-title {
	opacity: 1;
	-webkit-transform: translateX(0);
	transform: translateX(0);
} 
.case-study-images li .hero-number-back{
	position: absolute;
	bottom: 0;
	left: 50%;
	-webkit-transform: translateX(-50%);
	transform: translateX(-50%);
	display: block;
	list-style:none;
	opacity: 0;
	font-size: 100px;
	font-weight: 900;
	line-height: 1;
	color: rgba(255,255,255,.2);
	z-index: 5;
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear; 
} 
.case-study-images li .hero-number{
	position: absolute;
	bottom: 40px;
	left: 50%;
	width: 40px;
	margin-left: -70px;
	display: block;
	letter-spacing: 2px;
	text-align: center;
	list-style:none;
	opacity: 0;
	font-size: 13px;
	font-weight: 300;
	line-height: 1;
	color: #fff;
	z-index: 6;
	-webkit-transform: translateY(100%);
	transform: translateY(100%);
	-webkit-transition: all 300ms linear;
	transition: all 300ms linear; 
} 
.case-study-images li .hero-number-fixed{
	position: absolute;
	bottom: 40px;
	left: 50%;
	margin-left: 30px;
	width: 40px;
	text-align: center;
	display: block;
	letter-spacing: 2px;
	list-style:none;
	font-size: 13px;
	font-weight: 300;
	line-height: 1;
	color: #fff;
	z-index: 6;
}
.case-study-images li .hero-number-fixed:before{
	position: absolute;
	content: '';
	top: 50%;
	left: -60px;
	width: 60px;
	height: 1px;
	z-index: 1;
	background-color: rgba(255,255,255,.4);
}
.case-study-images li.show .hero-number {
	opacity: 1;
	-webkit-transform: translateY(0);
	transform: translateY(0);
} 
.case-study-images li.show .hero-number-back {
	opacity: 1;
} 

/* #back to top arrow
================================================== */

.scroll-to-top{
	position: fixed;
	bottom: 30px;
	right: 30px;
	opacity: 0;
	visibility: hidden;
	width: 10px;
	height: 40px;
	z-index: 251;
	background-repeat: no-repeat;
	background-position: top center;
	background-size: 10px 40px;
	cursor: pointer;
	background-image: url('http://www.ivang-design.com/svg-load/parallax/arrow-up.png');
	transform: translateY(-15px);
	-webkit-transition: all 250ms linear;
	transition: all 250ms linear; 
}
.scroll-to-top:hover{
	bottom: 32px;
}
.scroll-to-top.active-arrow{
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}

/* #Media
================================================== */

@media (max-width: 1200px) { 
  .scroll-to-top{
    right: 13px;
  } 
  .case-study-images li .case-study-title{
    left: 13px;
  }
}

@media (max-width: 991px) { 
	.case-study-images li .hero-number-back{
		font-size: 26vw;
	} 
}

@media (max-width: 767px) {	
  .case-study-wrapper {
    background-color: rgba(31,32,41,.95);
    box-shadow: 0 0 10px rgba(0,0,0,.8);
  }
	.case-study-wrapper .case-study-name a {
		font-size: 11px;
		letter-spacing: 1px;
    text-align: center;
    margin: 5px;
	}
	.case-study-wrapper .case-study-name {
    margin: 0 auto;
    text-align: center;
	}
	.case-study-images li .hero-number-back{
		font-size: 32vw;
	} 
}

/* #Link to page
================================================== */

.link-to-portfolio {
	  position: fixed;
    top: 30px;
    right: 30px;
    z-index: 20;
    cursor: pointer;
    width: 40px;
    height: 40px;
    text-align: center;
    border-radius: 3px;
    background-position: center center;
    background-size: cover;
    background-image: url('https://ivang-design.com/ig-logo.jpg');
    box-shadow: 0 0 0 2px rgba(255,255,255,.1);
    transition: opacity .2s, border-radius .2s, box-shadow .2s;
    transition-timing-function: ease-out;
}
.link-to-portfolio:hover {
    opacity: 0.8;
    border-radius: 50%;
    box-shadow: 0 0 0 20px rgba(255,255,255,.1);
}


/* Please ❤ this if you like it! */


(function($) { "use strict";
 
 	//Parallax            
              
	function scrollBanner() {
	  $(document).on('scroll', function(){
      var scrollPos = $(this).scrollTop();
        $('.parallax-fade-top').css({
          'top' : (scrollPos/2)+'px',
          'opacity' : 1-(scrollPos/700)
        });
        $('.parallax-00').css({
          'top' : (scrollPos/-3.5)+'px'
        });
        $('.parallax-01').css({
          'top' : (scrollPos/-2.8)+'px'
        });
        $('.parallax-top-shadow').css({
          'top' : (scrollPos/-2)+'px'
        });
      });    
	  }
	scrollBanner();	              

	//Page cursors

    document.getElementsByTagName("body")[0].addEventListener("mousemove", function(n) {
        t.style.left = n.clientX + "px", 
		t.style.top = n.clientY + "px", 
		e.style.left = n.clientX + "px", 
		e.style.top = n.clientY + "px", 
		i.style.left = n.clientX + "px", 
		i.style.top = n.clientY + "px"
    });
    var t = document.getElementById("cursor"),
        e = document.getElementById("cursor2"),
        i = document.getElementById("cursor3");
    function n(t) {
        e.classList.add("hover"), i.classList.add("hover")
    }
    function s(t) {
        e.classList.remove("hover"), i.classList.remove("hover")
    }
    s();
    for (var r = document.querySelectorAll(".hover-target"), a = r.length - 1; a >= 0; a--) {
        o(r[a])
    }
    function o(t) {
        t.addEventListener("mouseover", n), t.addEventListener("mouseout", s)
    }              
              
  
//Scroll back to top
              
$(document).ready(function() {	
		var offset = 300;
		var duration = 400;
		jQuery(window).on('scroll', function() {
			if (jQuery(this).scrollTop() > offset) {
				jQuery('.scroll-to-top').addClass('active-arrow');
			} else {
				jQuery('.scroll-to-top').removeClass('active-arrow');
			}
		});				
		jQuery('.scroll-to-top').on('click', function(event) {
			event.preventDefault();
			jQuery('html, body').animate({scrollTop: 0}, duration);
			return false;
		})
  
  		
		/* Hero Case study images */			
		
		$('.case-study-name:nth-child(1)').on('mouseenter', function() {
			$('.case-study-name.active').removeClass('active');
			$('.case-study-images li.show').removeClass("show");
			$('.case-study-images li:nth-child(1)').addClass("show");
			$('.case-study-name:nth-child(1)').addClass('active');
		})
		$('.case-study-name:nth-child(2)').on('mouseenter', function() {
			$('.case-study-name.active').removeClass('active');
			$('.case-study-images li.show').removeClass("show");
			$('.case-study-images li:nth-child(2)').addClass("show");
			$('.case-study-name:nth-child(2)').addClass('active');
		})
		$('.case-study-name:nth-child(3)').on('mouseenter', function() {
			$('.case-study-name.active').removeClass('active');
			$('.case-study-images li.show').removeClass("show");
			$('.case-study-images li:nth-child(3)').addClass("show");
			$('.case-study-name:nth-child(3)').addClass('active');
		})
		$('.case-study-name:nth-child(4)').on('mouseenter', function() {
			$('.case-study-name.active').removeClass('active');
			$('.case-study-images li.show').removeClass("show");
			$('.case-study-images li:nth-child(4)').addClass("show");
			$('.case-study-name:nth-child(4)').addClass('active');
		})
		$('.case-study-name:nth-child(1)').trigger('mouseenter')
  
  });            
              
})(jQuery); 
Run Pen

External CSS

  1. https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.1.3/css/bootstrap.min.css

External JavaScript

  1. https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.min.js