My logo is coming out as white in navigation menu - how do i change it back to black logo

[7kingodmsla]

please review my store - i am enhancing the about us page , and the logo does not appear above correct , i have two logos uploaded one white , one black . please help to show only black

[Denishamakwana]

Please add two tag in about us page from admin side

see screenshot below.

screenshot for home page:

Screenshot for about us page: