function checkScroll() {
    var startY = $('.navbar').height() * 2; //The point where the navbar changes in px
  
    if ($(window).scrollTop() > startY) {
      $('.navbar').addClass("scrolled");
    } else {
      $('.navbar').removeClass("scrolled");
    }
  }
  
  if ($('.navbar').length > 0) {
    $(window).on("scroll load resize", function () {
      checkScroll();
    });
  }
  
  
  $(".js-select-course").select2({
    placeholder: "Please Select Interested Course"
  });
  
  $(".js-select-multiple").select2({
    placeholder: "Please Select Multiple Course"
  });
  
  
  
  // When the user scrolls down 80px from the top of the document, resize the navbar's padding and the logo's font size
  window.onscroll = function () { scrollFunction() };
  
  function scrollFunction() {
    if (document.body.scrollTop > 10 || document.documentElement.scrollTop > 40) {
      document.getElementById("navbar").style.padding = "10px 0px";
  
    } else {
      document.getElementById("navbar").style.padding = "10px 0px";
    }
  
    if (document.body.scrollTop > 40 || document.documentElement.scrollTop > 40) {
      document.getElementById("navbar").style.background = "#fff";
  
  
    } else {
      document.getElementById("navbar").style.background = "transparent";
    }
    if (document.body.scrollTop > 40 || document.documentElement.scrollTop > 40) {
      document.getElementById("navbar").style.boxShadow = "rgba(0, 0, 0, 0) 0px 10px 20px, rgba(0, 0, 0, 0.166) 0px 6px 6px";
  
    } else {
      document.getElementById("navbar").style.boxShadow = "none";
    }
  }
  
  
  /** why us  */
  $(document).ready(function () {
    var silder = $("#why-us");
    silder.owlCarousel({
      autoplay: true,
      autoplayTimeout: 2000,
      autoplayHoverPause: false,
      stagePadding: 20,
      center: false,
      nav: true,
      margin: 10,
      dots: true,
      loop: true,
      responsive: {
        0: { items: 1 },
        480: { items: 2 },
        575: { items: 2 },
        768: { items: 2 },
        991: { items: 2 },
        1200: { items: 2 }
      }
    });
  });
  
  jQuery(document).ready(function ($) {
    "use strict";
    //  TESTIMONIALS CAROUSEL HOOK
    $('#customers-testimonials').owlCarousel({
      loop: true,
      center: true,
      items: 3,
      margin: 0,
      autoplay: true,
      dots: true,
      autoplayTimeout: 2000,
      smartSpeed: 450,
      responsive: {
        0: {
          items: 1
        },
        768: {
          items: 2
        },
        1170: {
          items: 2
        }
      }
    });
  });