Why the site does not scroll on ios?

Question

iOS

The site https://pokt.store/armada/ uses a full page. But on mobile devices, some of its properties are disabled, which makes it possible to scroll humanly, on android everything is fine.
Here are the full page properties for mobile:

spoiler

anchors: ['section1-1', 'section2-2', 'section3-3', 'section4-4', 'section5-5', 'section6-6', 'section7-7', 'section8-8'],

menu: '#menu',

navigation: true,

autoScrolling: false,

fitToSection: false,

verticalCentered: false,

normalScrollElements:'.section',

navigationPosition: 'left',

scrollOverflow: true,