diff --git a/WebNews/foucsreport.html b/WebNews/foucsreport.html
index 6d6084b..cd4ec1d 100644
--- a/WebNews/foucsreport.html
+++ b/WebNews/foucsreport.html
@@ -16,11 +16,11 @@
         <div class="navinit">
             <div class="logo">web新闻网站</div>
             <div class="navbtnpart">
-                <div class="navbtn"><a href="index.html">首页</a></div>
-                <div class="navbtn"><a href="newsclass.html">新闻分类</a></div>
-                <div class="navbtn"><a href="foucsreport.html">专题报道</a></div>
-                <div class="navbtn"><a href="newsinfo.html">新闻资讯</a></div>
-                <div class="navbtn"><a href="#">互动交流</a></div>
+                <div class="navbtn DStyle"><a href="index.html">首页</a></div>
+                <div class="navbtn DStyle"><a href="newsclass.html">新闻分类</a></div>
+                <div class="navbtn DStyle"><a href="foucsreport.html">专题报道</a></div>
+                <div class="navbtn DStyle"><a href="newsinfo.html">新闻资讯</a></div>
+                <div class="navbtn DStyle"><a href="#">互动交流</a></div>
             </div>
         </div>
     </div>
diff --git a/WebNews/newsclass.html b/WebNews/newsclass.html
index 32efc34..aacc848 100644
--- a/WebNews/newsclass.html
+++ b/WebNews/newsclass.html
@@ -16,11 +16,11 @@
         <div class="navinit">
             <div class="logo">web新闻网站</div>
             <div class="navbtnpart">
-                <div class="navbtn"><a href="index.html">首页</a></div>
-                <div class="navbtn"><a href="newsclass.html">新闻分类</a></div>
-                <div class="navbtn"><a href="foucsreport.html">专题报道</a></div>
-                <div class="navbtn"><a href="newsinfo.html">新闻资讯</a></div>
-                <div class="navbtn"><a href="#">互动交流</a></div>
+                <div class="navbtn DStyle"><a href="index.html">首页</a></div>
+                <div class="navbtn DStyle"><a href="newsclass.html">新闻分类</a></div>
+                <div class="navbtn DStyle"><a href="foucsreport.html">专题报道</a></div>
+                <div class="navbtn DStyle"><a href="newsinfo.html">新闻资讯</a></div>
+                <div class="navbtn DStyle"><a href="#">互动交流</a></div>
             </div>
         </div>
     </div>
diff --git a/WebNews/newsinfo.html b/WebNews/newsinfo.html
index e5529bc..1856edc 100644
--- a/WebNews/newsinfo.html
+++ b/WebNews/newsinfo.html
@@ -16,11 +16,11 @@
         <div class="navinit">
             <div class="logo">web新闻网站</div>
             <div class="navbtnpart">
-                <div class="navbtn"><a href="index.html">首页</a></div>
-                <div class="navbtn"><a href="newsclass.html">新闻分类</a></div>
-                <div class="navbtn"><a href="foucsreport.html">专题报道</a></div>
-                <div class="navbtn"><a href="newsinfo.html">新闻资讯</a></div>
-                <div class="navbtn"><a href="#">互动交流</a></div>
+                <div class="navbtn DStyle"><a href="index.html">首页</a></div>
+                <div class="navbtn DStyle"><a href="newsclass.html">新闻分类</a></div>
+                <div class="navbtn DStyle"><a href="foucsreport.html">专题报道</a></div>
+                <div class="navbtn DStyle"><a href="newsinfo.html">新闻资讯</a></div>
+                <div class="navbtn DStyle"><a href="#">互动交流</a></div>
             </div>
         </div>
     </div>