Hello,
I have visited your website.
You haven’t explained your issue correctly. Your actual issue is that the login/register form is not displaying when clicking the login/register.
Go to WoodMart >> Header Builder >> Edit Header >> Edit Account module >> Form Display >> Sidebar.
Screenshot for Clarification: https://ibb.co/KKHxWZ0
And for the mobile version you need to do the same but select the mobile icon on the right top.
Screenshot for Clarification: https://ibb.co/wgxQy2L
Then clear cache and check back.
Best Regards