hlf/js/scripts.js

window.onscroll = function () {
	scrollFunction();
	scrollFunctionBTT(); // back to top button
};

window.onload = function () {
	scrollFunction();
};

function scrollFunction() {
	if (document.documentElement.scrollTop > 30) {
		document.getElementById("navbar").classList.add("top-nav-collapse");
	} else if ( document.documentElement.scrollTop < 30 ) {
		document.getElementById("navbar").classList.remove("top-nav-collapse");
	}
}

let elements = document.querySelectorAll(".nav-link:not(.dropdown-toggle)");
for (let i = 0; i < elements.length; i++) {
	elements[i].addEventListener("click", () => {
		document.querySelector(".offcanvas-collapse").classList.toggle("open");
	});
}
document.querySelector(".navbar-toggler").addEventListener("click", () => {
  	document.querySelector(".offcanvas-collapse").classList.toggle("open");
});

var cardSlider = new Swiper('.card-slider', {
	autoplay: {
		delay: 5000,
		disableOnInteraction: false
	},
	loop: true,
	navigation: {
		nextEl: '.swiper-button-next',
		prevEl: '.swiper-button-prev'
	},
	slidesPerView: 2,
	spaceBetween: 70,
	breakpoints: {
		// when window is <= 991px
		991: {
			slidesPerView: 1
		}
	}
});

myButton = document.getElementById("myBtn");
function scrollFunctionBTT() {
	if (document.body.scrollTop > 20 || document.documentElement.scrollTop > 20) {
		myButton.style.display = "block";
	} else {
		myButton.style.display = "none";
	}
}
function topFunction() {
	document.body.scrollTop = 0; // for Safari
	document.documentElement.scrollTop = 0; // for Chrome, Firefox, IE and Opera
}