re: Blue background
Ah, the Blue they use to alternate the posts. Unfortunately, the first post will always be blue when using the Default theme. Go to your Profile page, "Look and Layout Preferences" and change the "Current Theme". You might find the "Babylon Theme" more to your liking.
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Designer, Deluxe, Expert, Basic, Platinum
RedSDK enabled, except in 2018
Windows 10, 64-bit