TBtnMargins Properties 

Description 

Bottom 

Specifies the bottom margin between underlaying panel and the very lower line of buttons 

BtnHorz 

Specifies the horizontal spaces between the buttons 

BtnVert 

Specifies the vertical spaces between the buttons 

Left 

Specifies the left margin between underlaying panel and the very left button. 

Right 

Specifies the right margin between underlaying panel and the very right button. 

Top 

Specifies the top margin between underlaying panel and the very upper line of buttons