How to make diffrent column style in same page

I want to start writing my journal in libreoffice and I want to know how to make my first page to have 2 different styles of columns first part of the page with 1 and the rest of the doc in 2


Use sections (Insert|Section) - those allow to have different amount of columns. For special occasions, you can also use a Frame to create an area with a different set of columns.