diff --git a/css/less.less b/css/less.less
index 6b1cb1d..a3810c4 100644
--- a/css/less.less
+++ b/css/less.less
@@ -9,7 +9,7 @@
 @f16: 16px;
 @f18: 18px;
 
-body{
+body {
   font-family: MicrosoftYaHei;
 }
 
@@ -77,7 +77,7 @@ ul {
       //margin-bottom: 80px;
       width: 420px;
       height: 354px;
-      background: url("../img/404.png")no-repeat;
+      background: url("../img/404.png") no-repeat;
       margin: 80px auto;
     }
     div {
@@ -111,7 +111,7 @@ ul {
         left: -15px;
         background: url("../img/slogan.png") no-repeat;
       }
-      .waiting{
+      .waiting {
         width: 291px;
         height: 74px;
         background-color: #ffffff;
@@ -151,29 +151,29 @@ ul {
         width: 527px;
         height: 659px;
         background: url("../img/phone.png") no-repeat;
-        .switch_menu{
-          background: url("../img/switch_menu.png")no-repeat;
+        .switch_menu {
+          background: url("../img/switch_menu.png") no-repeat;
           width: 147px;
           height: 35px;
           position: absolute;
           left: 205px;
           top: 75px;
-          transition: all ease .3s;
-          a{
+          transition: all ease 0.3s;
+          a {
             width: 50%;
             float: left;
             display: inline-block;
             height: 35px;
           }
         }
-        .switch{
+        .switch {
           width: 345px;
           height: 561px;
           position: absolute;
           left: 72px;
           top: 110px;
-          transition: all ease .3s;
-          background: url("../img/switch.png")no-repeat;
+          transition: all ease 0.3s;
+          background: url("../img/switch.png") no-repeat;
           background-position: 0;
         }
       }
@@ -284,13 +284,14 @@ ul {
     background: url("../img/yupingLogo.png") no-repeat;
     background-size: cover;
     margin-left: 20px;
+    cursor: pointer;
   }
   .qr {
     width: 133px;
     height: 153px;
     background: url("../img/qr.png") no-repeat;
   }
-  .qr_text{
+  .qr_text {
     color: #e6e6e6;
     padding-left: 4px;
     margin-top: 5px;
@@ -315,7 +316,7 @@ ul {
 }
 
 //对话框
-.dialog{
+.dialog {
   background: rgba(0, 0, 0, 0.25);
   width: 100%;
   position: fixed;
@@ -324,7 +325,7 @@ ul {
   top: 0;
   z-index: 1;
   display: none;
-  .dialog_box{
+  .dialog_box {
     width: 350px;
     height: 223px;
     background-color: #fff;
@@ -335,8 +336,8 @@ ul {
     top: 40%;
     padding: 30px 55px;
     text-align: center;
-    .dialog_title{
-      span{
+    .dialog_title {
+      span {
         font-size: @f18;
         color: @c333;
         padding-left: 15px;
@@ -345,29 +346,28 @@ ul {
         border-bottom: 1px solid #e5e5e5;
       }
     }
-    .dialog_content{
+    .dialog_content {
       margin-top: 35px;
       font-size: @f16;
       color: @c333;
     }
-    .dialog_btn{
-      .btn_ok{
+    .dialog_btn {
+      .btn_ok {
         width: 150px;
         height: 45px;
         border: 0;
         color: #fff;
         font-size: @f16;
         margin-top: 30px;
-        background-image: linear-gradient(-45deg,
-        #ff6f5f 1%,
-        #fe6a61 28%,
-        #fc6463 56%,
-        #f7506a 100%),
-        linear-gradient(
-                #7dbd76,
-                #7dbd76);
-        background-blend-mode: normal,
-        normal;
+        background-image: linear-gradient(
+            -45deg,
+            #ff6f5f 1%,
+            #fe6a61 28%,
+            #fc6463 56%,
+            #f7506a 100%
+          ),
+          linear-gradient(#7dbd76, #7dbd76);
+        background-blend-mode: normal, normal;
         border-radius: 5px;
         opacity: 0.99;
       }
@@ -422,16 +422,16 @@ ul {
         padding: 0;
       }
     }
-    .feedback{
+    .feedback {
       color: @c333;
       margin-top: 30px;
       font-size: @f16;
       font-weight: bold;
     }
-    .splitLine{
+    .splitLine {
       border-bottom: 2px dashed #e4e4e4;
     }
-    .feddback_email{
+    .feddback_email {
       font-size: @f16;
       margin-top: 35px;
       font-weight: bold;
@@ -442,11 +442,11 @@ ul {
       margin-top: 30px;
       list-style: none;
       font-size: @f16;
-      .input_group{
+      .input_group {
         padding-left: 10px;
         margin-top: 20px;
         margin-bottom: 30px;
-        input[type=text]{
+        input[type="text"] {
           border-radius: 5px;
           border: 1px solid #e4e4e4;
           width: 270px;
@@ -455,30 +455,29 @@ ul {
           font-size: 12px;
           background-color: #fcfcfc;
         }
-        .on{
-          background-image: linear-gradient(-45deg,
-          #ff6f5f 1%,
-          #fe6a61 28%,
-          #fc6463 56%,
-          #f7506a 100%),
-          linear-gradient(
-                  #fa6368,
-                  #fa6368);
-          background-blend-mode: normal,
-          normal;
+        .on {
+          background-image: linear-gradient(
+              -45deg,
+              #ff6f5f 1%,
+              #fe6a61 28%,
+              #fc6463 56%,
+              #f7506a 100%
+            ),
+            linear-gradient(#fa6368, #fa6368);
+          background-blend-mode: normal, normal;
         }
-        button{
+        button {
           width: 150px;
           height: 40px;
           border: 0;
           color: #fff;
           margin-top: 30px;
-          background-color: rgb(161,161,161);
+          background-color: rgb(161, 161, 161);
           border-radius: 5px;
           opacity: 0.99;
         }
       }
-      .errText{
+      .errText {
         color: red;
         text-align: left;
         display: none;
@@ -497,7 +496,7 @@ ul {
         font-size: 14px;
         font-weight: normal;
         margin-right: 80px;
-        input{
+        input {
           vertical-align: top;
         }
       }
@@ -521,4 +520,4 @@ ul {
       }
     }
   }
-}
\ No newline at end of file
+}