diff --git a/css/head.css b/css/head.css
index 371e5b5..bf55dea 100644
--- a/css/head.css
+++ b/css/head.css
@@ -110,7 +110,7 @@ body{background-color: #1b1b1b}
 }
 .header .navbar_nav li.dropdown:hover .dropdown_menu a:hover{
 	color: #fff;
-	background: red;
+	background: #124AA0;
 }
 /*白色背景的头部*/
 .header.on{
@@ -128,6 +128,7 @@ body{background-color: #1b1b1b}
 }
 .header.on .navbar_nav li:hover a{
 	font-weight: bold;
+	color:#124AA0
 }
 #navToggle{
 	display: none;
diff --git a/index.html b/index.html
index 08e7027..9b52893 100644
--- a/index.html
+++ b/index.html
@@ -42,27 +42,41 @@
 					<li class="dropdown">
 						<a href="javascript:void(0)">关于我们</a>
 						<div class="dropdown_menu">
-							<a href="#">子菜单</a>
-							<a href="#">子菜单</a>
-							<a href="#">子菜单</a>			
+							<a href="#">集团介绍</a>
+							<a href="#">董事长致辞</a>
+							<a href="#">核心能力</a>
+                            <a href="#">企业文化</a>			
+                            <a href="#">组织构架</a>
+                            <a href="#">合作伙伴</a>
+                            <a href="#">联系我们</a>
                         </div>
 					</li>
 					<li class="dropdown">
 						<a href="javascript:void(0)">业务版图</a>
 						<div class="dropdown_menu">
-							<a href="#">子菜单</a>
-							<a href="#">子菜单</a>
-							<a href="#">子菜单</a>	
+							<a href="#">基金集群</a>
+							<a href="#">产业地图</a>
+							<a href="#">投贷联动</a>	
                         </div>
 					</li>
-					<li>
+					<li class="dropdown">
 						<a href="javascript:void(0)">新闻中心</a>
+                        <div class="dropdown_menu">
+							<a href="#">集团要闻</a>
+							<a href="#">行业动态</a>
+							<a href="#">媒体聚焦</a>	
+                        </div>
                     </li>
 					<li>
 						<a href="javascript:void(0)">党建工作</a>
                     </li>
-					<li>
+					<li class="dropdown">
 						<a href="javascript:void(0)">人才发展</a>
+                        <div class="dropdown_menu">
+							<a href="#">人才理念</a>
+							<a href="#">人才招聘</a>
+                        </div>
+                        
                     </li>
                     <li>
 						<a href="javascript:void(0)">投资申请</a>
@@ -154,10 +168,10 @@
                 <div class="row">
                     <div class="col-xs-12 col-sm-12 col-md-1 col-lg-1 col-xl-1 col-xxl-1"></div>
                     <div class="col-xs-12 col-sm-12 col-md-10 col-lg-10 col-xl-10 col-xxl-10">
-                        <p class="wow bounceInLeft secondtowText" data-wow-delay="0.5s" data-wow-duration="2">立足苏州市创新型城市发展战略，以数字经济时代下产业创新集群的建设为使命，以全周期科技投资业务为支柱，发挥国有金融资本的引领带动作用，织精织密全市创新资本网络，推动产业链和创新链深度融合。</p>
+                        <p class="wow bounceInLeft secondtowText" data-wow-delay="0.3s" data-wow-duration="2">立足苏州市创新型城市发展战略，以数字经济时代下产业创新集群的建设为使命，以全周期科技投资业务为支柱，发挥国有金融资本的引领带动作用，织精织密全市创新资本网络，推动产业链和创新链深度融合。</p>
                         <div class="numberContent row">
                             <div class="col-xs-12 col-sm-12 col-md-12 col-lg-4 col-xl-4 col-xxl-4">
-                                <div class="numberItem wow fadeInUp" style="border:none;" data-wow-delay="0.3s">
+                                <div class="numberItem wow fadeInUp" style="border:none;" data-wow-delay="0.5s">
                                     <div class="num">
                                         <div class="number1">180</div>
                                         <span>亿元</span>
@@ -166,7 +180,7 @@
                                 </div>
                             </div>
                             <div class="col-xs-12 col-sm-12 col-md-12 col-lg-4 col-xl-4 col-xxl-4">
-                                <div class="numberItem wow fadeInUp" data-wow-delay="0.3s">
+                                <div class="numberItem wow fadeInUp" data-wow-delay="0.7s">
                                     <div class="num">
                                         <div class="number2">237</div>
                                         <span>亿元</span>
@@ -175,7 +189,7 @@
                                 </div>
                             </div>
                             <div class="col-xs-12 col-sm-12 col-md-12 col-lg-4 col-xl-4 col-xxl-4">
-                                <div class="numberItem wow fadeInUp" data-wow-delay="0.3s">
+                                <div class="numberItem wow fadeInUp" data-wow-delay="0.9s">
                                     <div class="num">
                                         <div class="number3">1400</div>
                                         <span>亿元</span>
@@ -187,7 +201,7 @@
                             
                         </div>
                         <div class="searchMore wow bounceInUp" data-wow-delay="1.0s"><a href="http://sct.njrenzhou.cn/about/about01.html">探索更多</a></div>
-                        <img src="images/鼠标2@2x.png" class="shubiao wow bounce d-none d-lg-block" data-wow-delay="0.8s" alt="">
+                        <img src="images/鼠标2@2x.png" class="shubiao wow bounce d-none d-lg-block" data-wow-delay="0.6s" alt="">
                     </div>
                     <div class="col-xs-12 col-sm-12 col-md-1 col-lg-1 col-xl-1 col-xxl-1"></div>
                 </div>
@@ -196,14 +210,14 @@
         <div class="section section3">
             <div class="container">
                 <div class="second3Title">
-                    <div class="title wow lightSpeedIn" data-wow-delay=".6s" data-wow-duration="1s">电子信息</div>
-                    <p class="wow lightSpeedIn" data-wow-delay="1s" data-wow-duration="1s">ELECTRONIC<br/>INFORMATION</p>
-                    <div class="textsecond3 wow lightSpeedIn" data-wow-delay="1.5s" data-wow-duration="1s">重点关注计算机与智能消费设备制造、信息通信、新型显示、集成电路、电子元器件与专用材料产业、人工智能等领域</div>
+                    <div class="title wow bounceInDown" data-wow-delay=".3s" data-wow-duration="0.6">电子信息</div>
+                    <p class="wow lightSpeedIn" data-wow-delay="0.6s" data-wow-duration="0.6s">ELECTRONIC<br/>INFORMATION</p>
+                    <div class="textsecond3 wow bounceInLeft" data-wow-delay=".9s" data-wow-duration="0.6s">重点关注计算机与智能消费设备制造、信息通信、新型显示、集成电路、电子元器件与专用材料产业、人工智能等领域</div>
                 </div>
             </div>
             <div class="contentContainer">
                 <div class="row electricContainer">
-                    <div class="col-xs-12 col-sm-12 col-md-3 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay=".6s">
+                    <div class="col-xs-12 col-sm-12 col-md-3 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay=".3s">
                         <div class="electricItem" style="border:none" dataset-text="elect">
                             <div class="imgContainer"><img src="images/电子信.png"></div>
                             <p class="text">电子信息</p>
@@ -211,7 +225,7 @@
                             <div class="addIon">+</div>
                         </div>
                     </div>
-                    <div class="col-xs-12 col-sm-12 col-md-3 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay="0.9s">
+                    <div class="col-xs-12 col-sm-12 col-md-3 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay="0.6s">
                         <div class="electricItem">
                             <div class="imgContainer"><img src="images/zhuangbei.png"></div>
                             <p class="text">装备制造</p>
@@ -219,7 +233,7 @@
                             <div class="addIon">+</div>
                         </div>
                     </div>
-                    <div class="col-xs-12 col-sm-12 col-md-3 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay="1.2s">
+                    <div class="col-xs-12 col-sm-12 col-md-3 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay="0.9s">
                         <div class="electricItem">
                             <div class="imgContainer"><img src="images/生物医药.png"></div>
                             <p class="text">医药生物</p>
@@ -227,7 +241,7 @@
                             <div class="addIon">+</div>
                         </div>
                     </div>
-                    <div class="col-xs-12 col-sm-12 col-md-3 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay="1.5s">
+                    <div class="col-xs-12 col-sm-12 col-md-3 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay="1s">
                         <div class="electricItem">
                             <div class="imgContainer"><img src="images/先进材料.png"></div>
                             <p class="text">先进材料</p>
@@ -246,9 +260,9 @@
                     <!-- left -->
                     <div class="col-xs-12 col-sm-12 col-md-6 col-lg-3 col-xl-3 col-xxl-3 news_left_container" data-wow-delay=".6s" data-wow-duration="1s">
                         <div class="newsLeftContent">
-                            <h2 class="wow lightSpeedIn" data-wow-delay=".6s" data-wow-duration="1s">最新动态</h2>
-                            <p class="wow lightSpeedIn d-none d-md-block" data-wow-delay="1s" data-wow-duration="1s">NEWS<br>INFORMATION</p>
-                            <button class="wow fadeInUp" data-wow-delay="1.3s">探索更多</button>
+                            <h2 class="wow bounceInUp" data-wow-delay=".3s" data-wow-duration="1s">最新动态</h2>
+                            <p class="wow lightSpeedIn d-none d-md-block" data-wow-delay="0.6s" data-wow-duration="1s">NEWS<br>INFORMATION</p>
+                            <button class="wow fadeInUp" data-wow-delay="1s">探索更多</button>
                         </div>
                     </div>
                     <div class="col-xs-12 col-sm-12 col-md-6 col-lg-9 col-xl-9 col-xxl-9 news_middle_container wow fadeInUp" data-wow-delay="0.6s">
@@ -259,7 +273,7 @@
                         </div>
                         <div class="middleContent">
                             <div class="row brand__slider owl-carousel">
-                                <div class="brand__thumb  wow fadeInUp category__item transition-3" data-wow-delay="0.3s">
+                                <div class="brand__thumb  wow bounceInUp category__item transition-3" data-wow-delay="0.3s">
                                     <div class="imgcontainer transition-3">
                                         <img src="images/电子信息-bg.jpg" alt="">
                                     </div>
@@ -269,7 +283,7 @@
                                         <div class="time">2021-4-26</div>
                                     </div>
                                 </div>
-                                <div class="brand__thumb  wow fadeInUp category__item transition-3" data-wow-delay="0.6s">
+                                <div class="brand__thumb  wow bounceInUp category__item transition-3" data-wow-delay="0.6s">
                                     <div class="imgcontainer transition-3">
                                         <img src="images/电子信息-bg.jpg" alt="">
                                     </div>
@@ -279,7 +293,7 @@
                                         <div class="time">2021-4-26</div>
                                     </div>
                                 </div>
-                                <div class="brand__thumb  wow fadeInUp category__item transition-3" data-wow-delay="0.9s">
+                                <div class="brand__thumb  wow bounceInUp category__item transition-3" data-wow-delay="0.9s">
                                     <div class="imgcontainer transition-3">
                                         <img src="images/电子信息-bg.jpg" alt="">
                                     </div>
@@ -303,13 +317,13 @@
                     <div class="row"> 
                         <div class="col-xs-12 col-sm-12 col-md-6 col-lg-3 col-xl-3 col-xxl-3 wow fadeInUp" data-wow-delay="0.3s">
                             <div class="companyLeftContent">
-                                <h2 class="wow lightSpeedIn" data-wow-delay=".6s" data-wow-duration="1s">上市企业</h2>
-                                <p class="wow lightSpeedIn" data-wow-delay="1s" data-wow-duration="1s">LISTED<br>ENTERPRISE</p>
-                                <a href="http://sct.njrenzhou.cn/service/service14.html" class="wow fadeInUp" data-wow-delay="1.3s"><button>探索更多</button></a>
+                                <h2 class="wow bounceInRight" data-wow-delay=".3s" data-wow-duration="1s">上市企业</h2>
+                                <p class="wow lightSpeedIn" data-wow-delay="0.6s" data-wow-duration="1s">LISTED<br>ENTERPRISE</p>
+                                <a href="http://sct.njrenzhou.cn/service/service14.html" class="wow fadeInUp" data-wow-delay="0.9s"><button>探索更多</button></a>
                                 
                             </div>
                         </div>
-                        <div class="col-xs-12 col-sm-12 col-md-6 col-lg-9 col-xl-9 col-xxl-9 wow lightSpeedIn" data-wow-delay="1.5s">
+                        <div class="col-xs-12 col-sm-12 col-md-6 col-lg-9 col-xl-9 col-xxl-9 wow flipInX" data-wow-delay="1.2s">
                             <div class="logocontent">
                                 <img src="images/logo.png">
                             </div>