Merge pull request '关闭按钮' (#67) from xbx into master

Reviewed-on: http://git.luyuan.tk/luyuan/demingshangjia/pulls/67

pages/release/zhibo.nvue

@@ -174,8 +174,9 @@
     position: fixed;
     top: 70rpx;
     right: 31rpx;
-    width: 31rpx;
-    height: 31rpx;
+    width: 51rpx;
+    height: 51rpx;
+    padding:10rpx;
     z-index:99999;
 }
 .username{
@@ -587,8 +588,8 @@
             },
             closes(){
                 if(!this.zhibo){
-                    uni.switchTab({
-                        url: '/pages/index/index'
+                    uni.navigateBack({
+                        delta:1
                     });
                     return ;
                 }