Best Wordpress Theme for a Resources Directory?

I’m looking for a theme similar to

www.freevector.com
or
all-free-download.com

I’m looking a similar appearance, but with an easy way to create this kind of contents.

Could you please help by giving a suggestion?

Thanks you.

Check my themes out:

I’m a newbie and want to make a website like Pixabay. I’ve designed an actress wallpaper website with a blogger named- Actress 4K Wallpaper. PLEASE HELP me in selecting the best theme for my website.
Thanks