Fix screen width calculation issue in swiper slider

let customSlider = new Swiper('.post-slider', {
	direction: 'horizontal',
	spaceBetween: 12,
	slidesPerView: 3,
	pagination: {
		el: '.swiper-pagination',
	},
	on: {
		init() {
			setTimeout(() => {
				window.dispatchEvent(new Event("resize"))
			}, 200)
		},
	},
});