"you happy and healthy" is your problem.
Hope and wish as tricky too.
I wish you a happy and healthy new year. (a thing, future)
I hope you have a happy and healthy new year. (that you do something, future)
I hope you are ... is present tense, so for example; I hope you are not tired (now)
I wish for you all happiness and health ( a thing, future)
.
I hope this answer works for you.
I wish you all the best in your study.