去掉默认值

src/html/login.html

@@ -21,7 +21,7 @@
           <p>用户名</p>
           <div class="iptWrap">
             <img src="../images/yonghu.png" alt="">
-            <input type="text" placeholder="请输入用户名称" id="username" value="luolei">
+            <input type="text" placeholder="请输入用户名称" id="username" value="">
           </div>
         </div>
         <br>
@@ -29,7 +29,7 @@
           <p>密码</p>
           <div class="iptWrap">
             <img src="../images/mima.png" alt="">
-            <input type="text" placeholder="请输入密码" id="password" value="a123456">
+            <input type="text" placeholder="请输入密码" id="password" value="">
           </div>
         </div>
         <p class="waring"></p>