1965081-iframe.html (388B)
1 <!DOCTYPE html> 2 <style> 3 :root {display: grid;} 4 *:only-child { margin: 63% } 5 *::first-line { } 6 #a { align-self: baseline } 7 </style> 8 <script> 9 addEventListener("DOMContentLoaded", () => { 10 c.insertBefore(b, null); 11 }) 12 </script> 13 14 <dl> 15 <video id="a" controls="" src="data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs="></video> 16 <svg> 17 <text id="b"></text> 18 <font-face-src id="c"> 19 </svg>