<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Style-Type" content="text/css"> <style type="text/css"> table { border-spacing: 0; } td { padding: 0; border: 1px solid; line-height: 1px; } img { visibility: hidden; vertical-align: bottom; } </style> </head> <body> <!-- solidblue.png is a 16x16 image --> <table><tr><td><div style="height: 40px"> <img src="solidblue.png" style="width: 32px"> </div></td></tr></table> </body> </html>