fast front end develpoer

Hello i have a website mystudy.digital and would like to change the front end using this template

https://preview.themeforest.net/item/histudy-online-courses-education-template/full_screen_preview/42846507?_ga=2.110265152.456997888.1688653870-2008834016.1679052521&_gac=1.155250249.1686990985.CjwKCAjws7WkBhBFEiwAIi1686nLgm9k0-wGUnavW4E5AcnQfAsWdRAVSYauiMu-kjemFcb7jcHcGxoCBOEQAvD_BwE

current site is with bootstrap and golang as backend on aws