https://sinaikai.com/dcms_media/js/style.js

1//biggerlink
2$(function () {
3    $('#b_link .item_facility').biggerlink();
4    $('.dlb_media_01_area .dlb_media_right').matchHeight();
5
6    $(window).on('load resize', function () {
7        var w = document.documentElement.clientWidth;
8        var conW = $('.main_area .slick-list').innerWidth();
9        if (w >= 980) {
10            var conH = conW * (1021 / 1880);
11            $('.main_area').css('height', conH + 'px');
12        } else if (w >= 768 && w < 980) {
13            var conH = conW * (768 / 821);
14            $('.main_area').css('height', conH + 'px');
15        } else {
16            var conH = conW * (744 / 376);
17            $('.main_area').css('height', conH + 'px');
18        }
19    });
20});