[css-d] Weird margin beside images in IE, not in FF

But why it works when I apply that mysterious three pixel margin to images? How can I apply that margin ONLY to IE and not e.g. Firefox? .navi img { float: left; margin: 0 -3px; } Btw. Merry Christmas to all U and greetings from Finland!

[css-d] Weird margin beside images in IE, not in FF

I tried to get help in this problem at WordPress Support and they adviced me to ask help here. So, here is the problem. When I started to learn CSS, I debugged the code in IE. Now I'm debugging both in FF first and IE second and having problems at the beginning. In IE, there seems to be some