Ladies I just wanna query something with you.

I’ve been getting tests where the test line is darker than the control for about a week now. Now I know this is a good sign as hcg levels are but I’ve took multiple tests now and the control line is always the same shouldn’t it be getting lighter and lighter and the days go by? Doesn’t seem to be getting lighter? I know I’m probably being silly because my test line is still darker but shouldn’t it get to a point where the control line is hardly there at all? Here are 2 examples