lenagroeger/index.html

## index.html
<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <style>
      body {
        margin: 0px;
      }
      .scrolly-centered {
        position: relative;
        font-family: Graphik, sans-serif;
      }

      .scrolly-centered .scrolly-text {
        position: relative;
        padding: 25px;
        max-width: 35rem;
        margin: 0 auto 1em;
      }

      .scrolly-centered .sticky-item {
        position: -webkit-sticky;
        position: sticky;
        top: 0;
        left: 0;
        width: 100%;
        margin: 0;
        z-index: 0;
        top: 0;
        height: 100vh;
        /* Center everything inside */
        display: flex;
        justify-content: center;
        flex-direction: column;
        justify-content: center;
      }

      .scrolly-centered .step {
        margin: 0 auto 90vh auto;
        background: #fff;
        border-radius: 5px;
        border: 1px solid rgba(0,0,0,.5);
        font-family: Graphik, sans-serif;
        padding: 1.5rem 2rem;
        line-height: 1.44rem;
      }

      .scrolly-centered .step p {
        text-align: center;
        margin: 0px;
      }

      .scrolly-centered .container {
        width: 100%;
        height: 100%;
        overflow: hidden;
      }

      .scrolly-centered .container img {
        width: 100%;
        height: 100%;
        object-fit: cover;
      }


    </style>

<script src="https://cdn.jsdelivr.net/npm/scrollama@3.1.1/build/scrollama.min.js" integrity="sha256-H3AUobqfxWl+jTSWAy5UPGuEVvps3bGsz6yR+Op49ZM=" crossorigin="anonymous"></script>
<script src="https://cdn.jsdelivr.net/npm/d3@7.6.1/dist/d3.min.js" integrity="sha256-s4TPC67sA6qeFEP9ZwzUHJ7JhN75p7Tb/XrS8ZfVtXM=" crossorigin="anonymous"></script>


  </head>

  <body>
      <section id="scrolly-1" class="scrolly-centered scroll-item">
        <div class="sticky-item">
          <div class="container">
            <img src="http://propublica.s3.amazonaws.com/projects/graphics/img/reno/reno1.png">
          </div>
        </div>

        <div class="scrolly-text">
          <div class="step step-0">
            <p>Nothing happens</p>
          </div>
          <div class="step step-1" >
            <p>Step one</p>
          </div>
          <div class="step step-2">
            <p>Step two</p>
          </div>
          <div class="step step-3">
            <p>Step three</p>
          </div>
        </div>
      </section>


    <script>

      document.addEventListener("DOMContentLoaded", function() {

        const scrollys = document.querySelectorAll(".scroll-item");

        scrollys.forEach(function (item) {

          const scrollySteps = item.querySelectorAll(".scrolly-text .step");

          // initialize scrollama
          const scroller = scrollama();
          scroller
            .setup({
                step: scrollySteps,
                offset: 0.9,
            })
            .onStepEnter(handleStepEnter)
            .onStepExit(handleStepExit);

            function handleStepEnter(response) {
              let num = response.index+1
              let url = "http://propublica.s3.amazonaws.com/projects/graphics/img/reno/reno"
              item.querySelector("img").src = url+num+".png"
            }

            window.addEventListener("resize", scroller.resize);


        });

      });


    </script>

  </body>
</html>
	<!DOCTYPE html>
	<html>
	<head>
	<meta charset="utf-8" />
	<meta name="viewport" content="width=device-width, initial-scale=1" />
	<style>
	body {
	margin: 0px;
	}
	.scrolly-centered {
	position: relative;
	font-family: Graphik, sans-serif;
	}

	.scrolly-centered .scrolly-text {
	position: relative;
	padding: 25px;
	max-width: 35rem;
	margin: 0 auto 1em;
	}

	.scrolly-centered .sticky-item {
	position: -webkit-sticky;
	position: sticky;
	top: 0;
	left: 0;
	width: 100%;
	margin: 0;
	z-index: 0;
	top: 0;
	height: 100vh;
	/* Center everything inside */
	display: flex;
	justify-content: center;
	flex-direction: column;
	justify-content: center;
	}

	.scrolly-centered .step {
	margin: 0 auto 90vh auto;
	background: #fff;
	border-radius: 5px;
	border: 1px solid rgba(0,0,0,.5);
	font-family: Graphik, sans-serif;
	padding: 1.5rem 2rem;
	line-height: 1.44rem;
	}

	.scrolly-centered .step p {
	text-align: center;
	margin: 0px;
	}

	.scrolly-centered .container {
	width: 100%;
	height: 100%;
	overflow: hidden;
	}

	.scrolly-centered .container img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	}


	</style>

	<script src="https://cdn.jsdelivr.net/npm/scrollama@3.1.1/build/scrollama.min.js" integrity="sha256-H3AUobqfxWl+jTSWAy5UPGuEVvps3bGsz6yR+Op49ZM=" crossorigin="anonymous"></script>
	<script src="https://cdn.jsdelivr.net/npm/d3@7.6.1/dist/d3.min.js" integrity="sha256-s4TPC67sA6qeFEP9ZwzUHJ7JhN75p7Tb/XrS8ZfVtXM=" crossorigin="anonymous"></script>


	</head>

	<body>
	<section id="scrolly-1" class="scrolly-centered scroll-item">
	<div class="sticky-item">
	<div class="container">
	<img src="http://propublica.s3.amazonaws.com/projects/graphics/img/reno/reno1.png">
	</div>
	</div>

	<div class="scrolly-text">
	<div class="step step-0">
	<p>Nothing happens</p>
	</div>
	<div class="step step-1" >
	<p>Step one</p>
	</div>
	<div class="step step-2">
	<p>Step two</p>
	</div>
	<div class="step step-3">
	<p>Step three</p>
	</div>
	</div>
	</section>



	<script>

	document.addEventListener("DOMContentLoaded", function() {

	const scrollys = document.querySelectorAll(".scroll-item");

	scrollys.forEach(function (item) {

	const scrollySteps = item.querySelectorAll(".scrolly-text .step");

	// initialize scrollama
	const scroller = scrollama();
	scroller
	.setup({
	step: scrollySteps,
	offset: 0.9,
	})
	.onStepEnter(handleStepEnter)
	.onStepExit(handleStepExit);

	function handleStepEnter(response) {
	let num = response.index+1
	let url = "http://propublica.s3.amazonaws.com/projects/graphics/img/reno/reno"
	item.querySelector("img").src = url+num+".png"
	}

	window.addEventListener("resize", scroller.resize);


	});

	});





	</script>

	</body>
	</html>