A quick google returns this post, hopefully it helps.
this post was submitted on 13 Jun 2023
2 points (100.0% liked)
Lemmy
12557 readers
2 users here now
Everything about Lemmy; bugs, gripes, praises, and advocacy.
For discussion about the lemmy.ml instance, go to !meta@lemmy.ml.
founded 4 years ago
MODERATORS
Yeah I tried that and it doesnt, hence why I’m asking again
Alright, sorry.
I’m sorry also, on a re-read my tone seems harsh. Didn’t mean to be.
No worries! Hope you find the info you're looking for.
Looking at the CSS for the lemmy-ui the banner height is 240px, width is set to 100% but it seems to max at 308px.