Devices: - LG G4 (Android 5.1) - Huawei Honor 8 (Android 6.0) Build: Firefox 54.0.1 Steps to reproduce: 1. Go to cdiscount.com and select a product. 2. On the product details page, in the "Descriptif technique" section, tap the "Descrif complet" link. 3. Scroll the page up and down. Expected results: Page scroll works. Actual results: The page doesn't vertically scroll. Notes: Not reproducing on Chrome.