修改样式

pages/signIn/activity/activity.wxml

@@ -65,10 +65,10 @@
                    </view>
                </view>
                <view class="_task_item_right">
-                   <view style="{{backGroundStyle}}" class="_btn" wx:if="{{item.isComplete == 1}}">
+                   <view style="color:#999;" class="_btn" wx:if="{{item.isComplete == 1}}">
                     已完成
                    </view>
-                   <view style="{{backGroundStyle}}" class="_btn" wx:else>
+                   <view style="color: {{mainColor}};" class="_btn" wx:else>
                     未完成
                    </view>
                </view>

pages/signIn/activity/activity.wxss

@@ -305,7 +305,6 @@ page {
     height: 52rpx;
     text-align: center;
     line-height: 52rpx;
-    color: #fff;
     border-radius: 52rpx;
     font-size: 28rpx;
 }