diff --git a/public/themes/simpleboot3/portal/index/index.html b/public/themes/simpleboot3/portal/index/index.html
index 93c8f71..8381d65 100644
--- a/public/themes/simpleboot3/portal/index/index.html
+++ b/public/themes/simpleboot3/portal/index/index.html
@@ -31,7 +31,7 @@
                 <img src="__TMPL__/public/assets/images/1.png" alt="">
                 <input type="text" name="book_name" placeholder="输入书籍名称">
             </div>
-            <button type="submit"> <div class="in_search_no">搜索</div></button>
+            <div class="in_search_no"><button type="submit">搜索</button></div>
         </div>
     </form>
     <!-- banner -->
diff --git a/public/themes/simpleboot3/public/assets/css/base.css b/public/themes/simpleboot3/public/assets/css/base.css
index e642dfc..c87590e 100644
--- a/public/themes/simpleboot3/public/assets/css/base.css
+++ b/public/themes/simpleboot3/public/assets/css/base.css
@@ -70,6 +70,14 @@ body {
     font-size: 0.28rem;
     margin-left: 0.16rem;
 }
+.in_search_no button{
+    color: white;
+    border: 0;
+    outline: none;
+    font-size: 0.28rem;
+    margin-left: 0.16rem;
+    background-color: white;
+}
 
 
 /* nav */