BuddyPress.org

@jonbie initial scan of the theme looks like it’s using the buddypress.css I pointed to above. So check if adding !important in your style works.
e.g. #buddypress .activity-stream {background-color: #fff !important; }

If the !important does not work, best place to ask is at the theme’s forums where you should be able to get support for your…[Read more]

@jonbie Make sure you use the same/right selectors or more specific ones to override the styles for I assume, BP 2.0 https://buddypress.trac.wordpress.org/browser/tags/2.0/bp-templates/bp-legacy/css/buddypress.css
What theme are you using? Site URL?

@jonbie
If you want to show profile data in the members loop
( as you seem to want in this thread: https://buddypress.org/support/topic/badly-need-some-help-with-a-profile-field/ )

You may be interested in this premium plugin:

BuddyProfileData

@jonbie you already have a more recent thread running on this same question, please stick to one thread per question to avoid splitting responses & confusion.
Closing this thread.

https://buddypress.org/support/topic/placing-a-set-profile-filed-beside-users-name-in-h1-title/