Good finishing 24 CSS Skills _ Experience Exchange

Although many of the documents mentioned in this regard, many friends still make mistakes on these issues. Today we look at these CSS skills, read carefully, perhaps you do not fully understand that you can search, expand the knowledge you want to get, I believe you will have a lot of harvest!

First, the UL label in Mozilla default is padding value, and in IE only margin has value.
Second, the same class selector can be repeated in a document, but the ID selector appears only once. A CSS definition that uses both class and ID for a label, and if the definition is duplicated, the ID selector makes the definition valid because the ID is weighted more than class.
A city compatibility adjustment (ie and Mozilla) stupid way:
Beginners may encounter such a situation: the same Tag property in IE is set to a display is normal, and in Mozilla must be set to B in order to display normally, or two upside down.
Temporary workaround: The selector {property name: B!important; property name: A} may sometimes have no effect. You can search for more bug fixes in jb51.net.
Iv. If there is a need for spacing between a set of tags to be nested, leave the margin property of the label on the inside, rather than defining the padding of the label on the outside
The icon in front of the Li Tag recommends using Background-image instead of list-style-image.
The differences between the inheritance and the parent-child relationship are all inheritance relations.
When you add a selector to your tag, don't forget to add a comment to the selector in CSS. When you change your CSS later, you'll know why. Also remind you, not too crazy.
If you give a label a dark-toned background image and a bright-toned text effect. It is recommended that you set a dark-toned background color for your label at this time. Because the picture is missing, you can also keep the text readable.
Nine, define the link of the four states to note the sequencing: Link visited Hover Active
For images unrelated to the content, please use background. Always remember that performance is separated from content.
Xi. Define color can be abbreviated #8899ff= #89F
12, table in some aspects or there is a useful, in the face of content as a data table, do not have a hatred of the psychology of it.
13.