Total change of DOM layout, scrolling only on main, needs testing

src/js/views/Settings.js

@@ -330,17 +330,6 @@ class Settings extends React.Component {
 									Enable shortkeys
 								</span>
 							</label>
-							<label>
-								<input 
-									type="checkbox"
-									name="shortkeys_enabled"
-									checked={ this.props.ui.disable_parallax }
-									onChange={ e => this.props.uiActions.set({ disable_parallax: !this.props.ui.disable_parallax })} />
-								<span className="label tooltip">
-									Disable parallax
-									<span className="tooltip__content">Improves scroll performance on low-powered devices</span>
-								</span>
-							</label>
 						</div>
 					</div>