jQuery change article background color

[oll3i]

How do i set the color of an article?
in the code by data-id

<section class="offers" id="featured-offers">
<article id="item-3929173859" class="offer promo-bold" data-id="3929173858" data-location="Nysa">1</article>
<article id="item-3929173859" class="offer promo-bold" data-id="3929173857" data-location="Nysa">2</article>
<article id="item-3929173859" class="offer promo-bold" data-id="3929173856" data-location="Nysa">3</article>
<article id="item-3929173859" class="offer promo-bold" data-id="3929173859" data-location="Nysa">4</article>
</section>

[Dormilich]

with the CSS attribute selector.