<!DOCTYPE html>
<html>
<style>
html, body {
height: 100%;
}
#target {
visibility: hidden;
height: 100%;
overflow-y: scroll;
}
.item {
visibility: visible;
height: 800px;
background: lightgray;
width: 100%;
}
</style>
<body>
<div id=target>
<div class="item">Item 2</div>
</div>
</body>