icon tip

@@ -20,12 +20,18 @@
                     <li class="relative">
                         <input id="account" class="account input va" name="account" type="text" placeholder="邮箱/手机号码" autocomplete="off">
                         <ul id="email-autocomplete" class="email-autocomplete hide"></ul>
-                        <span class="err-tip hide"></span>
+                        <span class="err-tip hide">
+                            <i></i>
+                            <em></em>
+                        </span>
                     </li>
                     <li class="relative">
                         <input id="password" class="password input va" name="password" type="text" placeholder="密码" autocomplete="off" maxlength="20">
                         <span id="caps-lock" class="caps-lock hide">大写状态开启</span>
-                        <span class="err-tip hide">请输入密码</span>
+                        <span class="err-tip hide">
+                            <i></i>
+                            <em>请输入密码</em>
+                        </span>
                     </li>
                     <li>
                         <span id="login-btn" class="login-btn btn">登录</span>

@@ -65,7 +65,7 @@ function validateAccount() {
         $accountTip.addClass('hide');
         $account.removeClass('error');
     } else {
-        $accountTip.text(err).removeClass('hide');
+        $accountTip.removeClass('hide').children('em').text(err);
         $account.addClass('error');
     }
     return pass;
@@ -91,7 +91,7 @@ function validatePassword() {
         $passwordTip.addClass('hide');
         $password.removeClass('error');
     } else {
-        $passwordTip.text(err).removeClass('hide');
+        $passwordTip.removeClass('hide').children('em').text(err);
         $password.addClass('error');
     }
 }
@@ -111,11 +111,11 @@ function validate() {
         if (password === '') {
 
             //账户名和密码都为空的情况下点击登陆，只在账户输入框后显示错误提示
-            $accountTip.addClass('both-error').text('请输入账户名和密码').removeClass('hide');
+            $accountTip.addClass('both-error').removeClass('hide').children('em').text('请输入账户名和密码');
             $passwordTip.addClass('hide');
             $password.addClass('error');
         } else {
-            $accountTip.text('请输入账户名').removeClass('hide');
+            $accountTip.removeClass('hide').children('em').text('请输入账户名');
         }
     }
 

 @import "login", "register", "back";
 
+$tip: sprite-map("passport/tip/*.png", $spacing: 10px);
+
 .passport-page {
     width: 1150px;
     margin-left: auto;
@@ -45,8 +47,17 @@
         white-space: nowrap;
         top: 8px;
         left: 285px;
-        padding: 6px 0 6px 20px;
+        padding: 6px 0;
         color: #f00;
+
+        i {
+            display: block;
+            float: left;
+            height: 14px;
+            width: 14px;
+            background: sprite($tip, error) no-repeat;
+            margin-right: 5px;
+        }
     }
 }
 

-@import "passport/*.png";
-$third: sprite-map("passport/*.png");
+$third: sprite-map("passport/third/*.png");
 
 .login-page {
     .relative {