wordpress联系表单7日期字段未正确显示

I have a standard contact 7 form in which I need to include datepicker for arrival and departure dates. I installed datepicker for CF7 plugin, but since it is not tested with the latest version of wordpress, I can't seem to get it to work. It shows two input boxes instead of datepicker for my arrival and departure dates. So, I put date field instead and it works fine. Only in chrome, though. It doesn't show properly in firefox. Someone suggested on the web to put I have a standard contact 7 form in which I nee