intersectionobserver_iframe.html (242B)
1 <!DOCTYPE HTML> 2 <html> 3 <head> 4 <style> 5 #target5 { 6 position: absolute; 7 top: 0px; 8 left: 0px; 9 width: 20px; 10 height: 20px; 11 background: #f00; 12 } 13 </style> 14 <body> 15 <div id="target5"></div> 16 </body> 17 </html>