I did like this clip-art:
- retro
- extensive
- quirky
- easy to modify

Word press won’t accept vector graphics now there will be a way and this is the way
https://kinsta.com/blog/what-is-an-svg-file/#svg-wordpress-support
Enable SVG, WebP & ICO Upload plugin is created by ideasToCode. With this plugin, you will be able to upload SVG, WebP & ICO files to WordPress sites. By default, all three image options (SVG, WebP & ICO format) are enabled, but you can choose to disable them accordingly in the settings.
– For any queries, please write to us at info@ideastocode.com.
– To learn more about the plugin, tutorial, and other details: Click here.
and it works

Source: Openclipart – Clipping Culture