lh-mobile/common/pc.js

(function() {
	var u = navigator.userAgent,
		w = window.innerWidth;
	if (!u.match(/AppleWebKit.*Mobile.*/) || u.indexOf('iPad') > -1) {
		var sw = w * 576 / 1920;
		window.innerWidth = sw < 375 ? 375 : sw;
		window.onload = function() {
			window.innerWidth = w;
		}
	}
})();