In this tutorial, learn how to create a lean, performant before/after image comparison slider using basic Oxygen elements and a few lines of code. If you have the Oxygen Ultimate package, you can find this element & insert it with one click from the Composite Elements library.
JavaScript used in the tutorial: https://gist.github.com/Spellhammer/df43dadd67419b89167801661b10f4c6 CSS used in the tutorial: https://gist.github.com/Spellhammer/5575a6b6208d9a108c18d1d0653bb125