I want to know to erase text and also use space back button Your code so far
<h1>Hello World</h1>
<h2>CatPhotoApp</h2>
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If you are using a mobile device, the default keyboard does not always play well with the freeCodeCamp editor. I recommend you read the article on using a mobile device to view some tips - most importantly, check out the coding keyboards listed as they interface with the editor well.