0 5 inch margins become 0 625 inch from there drop your content and get to formatting.
Indesign margin and gutter.
Use the align functions to align to dartboard.
Ungroup the object and select all the inner lines.
Assuming i guessed correctly are you trying to define the gutter width or gutter position.
Some people use gutter to describe the space between 2 columns other use it to describe the space between two pages.
Use margins and column guides to position content.
To adjust column guides manually drag them horizontally to new positions producing unequal widths.
Choose layout margins and columns.
Open the pages panel window pages and select the thumbnails for the pages you wish to change.
Because adobe indesign layout pages can include column guides as well as margin guides you can establish the gutter dimensions for a variety of layout options within one set of guides.
Gutter widths should relate to the body text leading value.
When you re done and you export your pdf you ll have it sized and ready for full bleed printing.
To achieve uniform spacing set your gutters to the same value as or a multiple of 1 5 or 2 for example the leading of the text.
210x297 less 10mm each side would be 190x277.
Gutters and full bleed.
Enter values for top bottom left and right margins as well as the number of columns and the gutter the space between columns.
Use the transform panel to determine the exact with and height of your outer margins.