添加了slick_media.js文件

+$(function(){
+    var sm = window.matchMedia('(min-width: 768px)');
+    if(sm.matches){
+      $('#wrapper-1-1').slick({
+        accessibility:true,
+        autoplay: true,
+        arrow: true,
+        infinite: true,
+        arrow: true,
+        speed: 800,
+      });
+      $('#wrapper-2-1').slick({
+        slidesToShow: 4,
+        slidesToScroll: 1,
+        autoplay: false,
+        dots: true
+      });
+      $('#wrapper-3-1').slick({
+        slidesToShow: 4,
+        slidesToScroll: 1,
+        dots: true,
+        autoplay: true,
+        arrow: false,
+        swipe: false
+      });
+      $('.index-content-mar').removeClass();
+      var navH = $('.header-wrapper').offset().top;
+      $(window).scroll(function(){
+        var scroH = $(this).scrollTop();
+        if(scroH >= navH)
+          $('.header-wrapper').css({'position':'fixed','top':'0','z-index':'10','background-color':'white','width':'1450px'});
+        else if(scroH < navH)
+          $('.header-wrapper').css({'position':'relative','width':'1450px','background-color':'white'});
+      });
+    }
+    else{
+      $('#wrapper-1-1').slick({
+        accessibility:true,
+        autoplay: true,
+        arrow: true,
+        infinite: true,
+        arrow: true,
+        speed: 500,
+      });
+      $('#wrapper-2-1').slick({
+        slidesToShow: 1,
+        slidesToScroll: 1,
+        autoplay: false,
+        dots: true
+      });
+      $('#wrapper-3-1').slick({
+        slidesToShow: 1,
+        slidesToScroll: 1,
+        dots: true,
+        autoplay: true,
+        arrow: false,
+        swipe: false
+      });
+    }
+  });
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