bind-from See merge request !917
giftcard-support See merge request !918
样式调整 See merge request !916
样式修改，底部格式修改 See merge request !914
刷新二维码按钮样式修改 See merge request !912
改成根据为你优选位置判断回到顶部按钮 See merge request !911
货到付款提示框恢复 See merge request !913
