UI trouble after upgrading to the current version of crm and migrating from localhost to webserver

Good Day!

My problem is that ever since i migrated the data of my crm from local host server into web server, the UI was greatly affected. (please refer to the attached photo below) for all modules and submodules except the default page when you first open your account.

and also, i am also having an issue with the errors that is displaying in my crm (refer to the attached photos below)

how can i debug this errors please help. Thanks!