CodePen

HTML

            
              Search: <input>
  
  <h1>Title Whatever</h1>
  
  <p>Paragraph content. Whatever you want to have here.</p>

<p><a href="#">Dummy link 1</a></p>

<p><a href="#">Dummy link 2</a></p>

<p><a href="#">Dummy link 3</a></p>


            
          
!

CSS

            
              body {
 padding: 40px; 
}

:focus {
  background: #ccc; 
}
            
          
!
? ?
? ?
Must be a valid URL.
+ add another resource
via CSS Lint

JS

            
              
            
          
!
Must be a valid URL.
+ add another resource
via JS Hint
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