Silhouette_Girl13 here's my 1st entry for the contest.
This is a casual themed one for a random book . I'll also make a fantasy themed one.

I actually used the vector to mimic a meme here .. comment if you find which meme it is...

Silhouette_Girl13
Here's the fantasy themed one for colourless by loltales..⬇️⬇️

Woah the red looks terrifying...to me it indicates the difficulties the protoganist faces ...

The mockup⬇️

The resources
For both covers⬇️⬇️⬇️