<!DOCTYPE HTML> <html> <head> <title>Pixel rounding testcase</title> <style type="text/css"> html, body { margin: 0; border: none; padding: 0; } img { position: absolute; top: -10px; left: -10px; height: 25.6px; width: 25.6px; } </style> </head> <body> <img class="s1" src="blue-25x25.png"> </body> </html>