jQuery achieves the effect of advertisement scrolling up and down

<style>

 /* -------------------------Appointment Records----------------------------------- */
 .Top_Record{}
 .topRec_List dl,.maquee{ width:90%; overflow:hidden; margin:0 auto; color:#7C7C7C}
 .maquee{ height:265px;}
 .topRec_List ul{ width:100%; height:195px;}
 .topRec_List li{ height:35px;font-size:14px;width: 100% }
 /*.topRec_List li:nth-child(2n){ background:#077cd0}*/
 .topRec_List li div{ float:left;}
 .topRec_List li div:nth-child(1){ width:35%;}
 .topRec_List li div:nth-child(2){ width:35%;}
 .topRec_List li div:nth-child(3){ width:20%;}
 .maquee ul li{float: left}
 .active{
 color: #FC6A13;
 }
</style>

<div style="background: #ffffff;width: 100%;margin-top: 5pt;padding-bottom: 10pt;padding-top: 5pt">
 <div class="titled"><p class="person">235 people have viewed the house</p><p class="titleds">Appointment records</p></div>
 <br>
 <div class="Top_Record">
 <div class="topRec_List">
 <dl>
{{-- <dd> </dd>--}}
 </dl>
 <div class="maquee">
 <ul>
 <li><div>张三1</div><div>131****121</div><div>10 minutes ago</div></li>
 <li><div>张三2</div><div>131****121</div><div>10 minutes ago</div></li>
 <li><div>张三3</div><div>131****121</div><div>10 minutes ago</div></li>
 </ul>
 </div>
 </div>
 </div>
</div>

<script type="text/javascript">

 const index = ($(".maquee").height() / $(".maquee ul li").height());
 function autoScroll(obj){
 $(obj).find("ul").animate({
 marginTop : "-35px"
 },1000,function(){
 $(this).css({marginTop : "0px"}).find("li:first").appendTo(this);
 })
 $(".maquee ul li").removeClass('active');
 $(".maquee ul li").eq(parseInt(index)+1).addClass('active')
 }
 $(function(){
 var scroll=setInterval('autoScroll(".maquee")',1500);
 });


 $(".maquee ul li").eq(parseInt(index)+1).addClass('active')

</script>