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antonkartashov/parallax.js

Created March 2, 2016 03:52
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parallax.js
var layer = document.getElementsByClassName("header-wrap")[0];
window.addEventListener('scroll', function() {
var scrolltop = window.pageYOffset;
layer.style.top = -scrolltop * .09 + 20 + 'px';
layer.style.opacity = 1 - scrolltop * .002;
});
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