我祝愿你每天都开心用英语怎么说

Wish you all the happiness
类似的用法是祝你成功 Wish you all the success.
祝你一切顺利 Wish you all the best
当然也可以用wish的从句或者wish加补语的用法
Wish you happy every day.
或者 I wish that you are happy every day.(不常用）