slock
Very Lightweight jQuery Parallax plugin
Getting started
Javascript (requires JQuery)
jQuery(".slock").slock({ speed: 0.2 });
HTML
<div class="slock" style="background-image: url(#);"> </div>
CSS
.slock { height: 500px; background-position: 0 0; background-repeat: no-repeat; background-size: cover; transform: translateX(0); will-change: background-position-y; }