Same line looks different in two different places
Here's a conundrum: I use the exact same line in multiple places in my newsletter and it looks different in different places. It is driving me CRAZY. Whether I copy and paste the same line or redraw it with the same specifications (black, .5), sometimes it looks thin and black like it is supposed to and other times it looks thicker and gray. Can you help me before I tear my hair out? 😉 Many thanks.
Here's the line like it's supposed to look:

Here's what it looks like sometimes, for no apparent reason:




