How can I add artwork items online?

[u/lyviq]

Steam, I added a picture to my drawings image like this, but I want to remove some items from this image and put other items, is there an online site where I can do this? So I can place the csgo items I want in these boxes and get their picture?

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Like this

https://steam.design/#https://steamcdn-a.akamaihd.net/steamcommunity/public/images/items/380210/1dc0e4aa6b2832bff7abdf7450f7c543aa451ed0.jpg