settings to default bullets insertion location more close to the left end of the document

hi friends

i am new to office 2013 & i have a problem

in office Word, in a documents when i click on Bullets, system insert it but the space between Bullets & left end of the document page is much for me.

how can i configure Word application so that every time in insert a Bullet structure, it be located somehow more left so that less space from left end

thanks in advance