출처 : http://virtuelvis.com/archives/2004/02/css-ie-only
IE 버전별 CSS 적용하기
<link rel="stylesheet" type="text/css" href="common.css" />
<!--[if IE]>
<link rel="stylesheet" type="text/css" href="all-ie.css" />
<![endif]-->
<!--[if IE 6]>
<link rel="stylesheet" type="text/css" href="ie-6.0.css" />
<![endif]-->
<!--[if lt IE 6]>
<link rel="stylesheet" type="text/css" href="ie-5.0+5.5.css" />
<![endif]-->
<!--[if IE]>
<style type="text/css">
@import url(ie-styles.css);
</style>
<![endif]-->