3 div { display: contents }
8 let divs
= document
.querySelectorAll('div');
9 divs
[0].attachShadow({mode
: 'open'}).innerHTML
= `
13 <span>Should be green</span>
15 divs
[1].attachShadow({mode
: 'open'}).innerHTML
= `
20 <span>Should not be green</span>