Difference between IE6 and FF: background: orange; * background: blue;
Difference between IE6 and IE7:
Background: green! Important; background: blue;
Difference between IE7 and FF:
Background: orange; * background: green;
Difference FF, IE7, IE6:
Background: orange; * background: green! Important; * background: blue;
Note: Both IE and standard browsers (such as FF) cannot recognize *;
IE6 can recognize *, but cannot recognize it! Important and IE7 can recognize * and also! Important; FF cannot recognize *, but can recognize it! Important;
|
IE6 |
IE7 |
FF |
* |
√ |
√ |
× |
! Important |
× |
√ |
√ |
Add another underscore "_",
IE6 supports underlines, while IE7 and firefox do not.
So you can also distinguish IE6, IE7, and firefox.
Background: orange; * background: green; _ background: blue;
Note: No matter what method, the order of writing is firefox's preface, IE7's writing in the middle, and IE6's writing at the end.