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scrolled-header

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Add active class to fixed header while scrolling down and remove when scrolling up.

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# Scrolled Header Add `active` class to fixed header while scrolling down and remove when scrolling up. ## Installation `npm install scrolled-header` ## Usage ```javascript import Header from "scrolled-header"; new Header({ target: document.getElementById("js-header"), // required className: "scrolled", // active class offset: 50 }); ``` ```html <header id="js-header"> ... </header> ```