The default map layout is a star layout, where Ideas spread out from the Central Idea. Other options include horizontal and vertical layouts, for linear ordering.
Change your Map Layout in Essay Writer software: Right-click the Central Idea on your Map. The default colour is pink. Hover over 'Layout' and left-click which one you want to use. 'Star layout' is the default, for spreading ideas across the map, evenly spaced. Horizontal and vertical layouts are more compact.