!important 兼容IE7:
600px !important; /* IE7+FF */
background:#fff; /* 对firefox有效*/
*background:#ccc; /* 对ie7有效 */
_background:#000; /* 只对ie6有效 */
margin-top: 10px 9; /*IE8*/
火狐浏览器：
@-moz-document url-prefix() { #id{ display: block; } } /* Firefox */
苹果的Safair：
@media screen and (-webkit-min-device-pixel-ratio:0) { #id { display: block; } } /* Safair */
Opera：
@media all and (-webkit-min-device-pixel-ratio:10000), not all and (-webkit-min-device-pixel-ratio:0) { head~body #id { display: block; } } /* Opera */
| |
IE6 |
IE7 |
FireFox |
| !important |
× |
√ |
√ |
| * |
√ |
√ |
× |
| _ |
√ |
× |
× |