wordpress simple google map

I am use SGM plugin for wordpress and there are grey stripes

This is example from http://clarknikdelpowell.com/wordpress/simple-google-map/

[SGM lat="28.022827" lng="-81.73127" zoom="14" type="TERRAIN" directionsto="62 4th St NW, Winter Haven, FL 33881" content="Clark/Nikdel/Powell, Inc.

62 4th St NW, Winter Haven FL 33881

For directions enter your address b开发者_运维技巧elow"]

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The internal sections of the google map are made of out square divs. Maybe you are setting all divs to have left/right margins or paddings in your style sheets? Try disabling styles for your webpage and see if this problem still occurs.