Are the lines getting lighter or darker?

llc
I took a pregnancy test yesterday at 3pm and one this morning at 7pm and i was wlndering if the lones look ok. I had a chem preg in feb and im bery nervous. Im going to call my ob today for betas and take another test friday morning. 
The top is from this morning, bottom from yesterday
Left is today, right yesterday
Top today, bottom yesterday

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