[ ⌥ option or Alt ] + left click on the object to start then use the navigation console and the tools provided to research and customise your selectors. Changelog: Ver 3.1.0 *pulse border for selected node + fix query bug + removed unused resources" Ver 3.0.0 *cleaned up code and UI Ver 2.0.27 *using unobfuscated libraries Ver 2.0.26 *Reduced code Ver 2.0.25 *added support for names as optimised queries Ver 2.0.24 *full support for special characters in queries Ver 2.0.2 *Compacted UI* Ver 2.0.1 *Converted UI into iframe for maximum compatibility* Ver 1.0.9x *added extra CSS compatibility* Ver 1.0.8 *improved code performance* Ver 1.0.7 *added extra CSS compatibility, improved draggable UI, removed possibility to run SF on UI itself* Ver 1.0.6 *added extra CSS compatibility, included first-child/ last-child properties* Ver 1.0.5 *added extra CSS compatibility, introduced draggable UI*