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Css selector, css

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Css selector, css

I. css Selector

1.css derived Selector

<p>The strongly emphasized word in this paragraph is<strong>red</strong>.</p>

strong {     color: red;     }h2 {     color: red;     }h2 strong {     color: blue;     }


2. css descendant Selector


3. css child element Selector


The sub-Selector uses a greater than sign>


<!DOCTYPE HTML>

4. css adjacent sibling Selector


Use + connection


<!DOCTYPE HTML>

5. id Selector


Id selector #


#sidebar p {    font-style: italic;    text-align: right;    margin-top: 0.5em;    }


Select the p tag generated in the id sidebar element.


6. class selector


Class selector is displayed as a dot


<! -- Like id, class can also be used as a derived selector: -->. fancy td {color: # f60; background: #666 ;}<! -- In the above example, the table cells inside the larger element of the class named fancy will display orange text with a gray background. (The larger element named fancy may be a table or div.) elements can also be selected based on their classes: --> td. fancy {color: # f60; background: #666 ;}<! -- In the above example, the table unit named fancy will be orange with a gray background. -->


7. Attribute Selector


<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

     

 
       
       
 
        Selector 
        Description 
       
 
       
 
        [Attribute] 
        Used to select elements with specified attributes. 
       
 
       
 
        [Attribute=Value] 
        Used to select elements with specified attributes and values. 
       
 
       
 
        [Attribute~ =Value] 
        Used to select elements whose attribute values contain the specified vocabulary. 
       
 
       
 
        [Attribute| =Value] 
        Used to select an element with an attribute value starting with a specified value. The value must be the entire word. 
       
 
       
 
        [Attribute^ =Value] 
        Matches each element whose attribute value starts with a specified value. 
       
 
       
 
        [Attribute$ =Value] 
        Matches each element whose attribute values end with a specified value. 
       
 
       
 
        [Attribute* =Value] 
        The matching property value contains each element of the specified value.

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Related Keywords:
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