diff --git a/pages/plugins/binding/detail/detail.css b/pages/plugins/binding/detail/detail.css
index a172e791..f3224f00 100644
--- a/pages/plugins/binding/detail/detail.css
+++ b/pages/plugins/binding/detail/detail.css
@@ -46,24 +46,20 @@
 /**
  * 导航
  */
-.nav-button.bottom-fixed {
-    padding: 24rpx !important;
-}
-
-.nav-button .left-price {
+.bottom-fixed .left-price {
     width: calc(100% - 270rpx);
 }
 
-.nav-button .right-button {
+.bottom-fixed .right-button {
     width: 240rpx;
 }
 
-.nav-button .right-button button {
+.bottom-fixed .right-button .btn {
     height: 80rpx;
     line-height: 78rpx;
 }
 
-.nav-button .left-price .discount-icon {
+.bottom-fixed .left-price .discount-icon {
     border-top-right-radius: 30rpx;
     border-bottom-left-radius: 30rpx;
     background-image: linear-gradient(45deg, #a3f9a3, #248828, #8bc34a, #d2374c, #9c27b0);
diff --git a/pages/plugins/binding/detail/detail.vue b/pages/plugins/binding/detail/detail.vue
index 9b0c4aaa..b5c229fd 100644
--- a/pages/plugins/binding/detail/detail.vue
+++ b/pages/plugins/binding/detail/detail.vue
@@ -59,7 +59,7 @@
                     </view>
 
                     <!-- 导航 -->
-                    <view class="nav-button bottom-fixed pr">
+                    <view class="bottom-fixed br-top-shadow pr bg-white bt">
                         <view class="bottom-line-exclude oh flex-row jc-sb align-c">
                             <view class="left-price">
                                 <view class="sales-price single-text">
@@ -81,7 +81,7 @@
                                 </view>
                             </view>
                             <view class="right-button">
-                                <button type="default" size="mini" class="bg-main br-main cr-white round text-size fw-b wh-auto" @tap="buy_event">{{$t('detail.detail.27pmj3')}}</button>
+                                <button type="default" size="mini" class="btn bg-main br-main cr-white round text-size fw-b wh-auto" @tap="buy_event">{{$t('detail.detail.27pmj3')}}</button>
                             </view>
                         </view>
                     </view>