Html of building CatPhotoApp

How do I run the code in html?
Challenge 1, building a CatPhotoApp

You press ctrl + enter

How do I do that please?

You press it on your keyboard.

I don’t understand the whole process,this is my first time I just need a hint so i can be able to do the rest

Are u using a phone or laptop or computer. If you are using a laptop or computer u press ctrl and enter at the same time. If u are using a phone u go to console, at the botton u see run.

I totally understand you, but my question is partaining the challenge given. I don’t know how to go about it. I know about running and the control part

If you have a question about a specific challenge as it relates to your written code for that challenge, and you’ve tried to solve it at least 3 times so far and still need some help, just click the Ask for Help button located on the challenge (it looks like a question mark).
This button will create a new topic with all code you have written and include a link to the challenge also. You will still be able to ask any questions in the post before submitting it to the forum.

Thank you.