CSS ID & Class:
CSS ID
- The ID attribute of a document language allows authors to assign an identifier to one element instance in the document tree.
- CSS ID selectors match an element instance based on its identifier.
- A CSS ID selector contains a "#" immediately followed by the ID value, which must be an identifier.
How
to use
<p
id="bordered">
Then,
#bordered
{
border : 1px solid black ;
}
Example
#top
{
background-color
: #ccc;
padding
: 1
em
}
<
p id="top">This is my recipe for making curry purely with chocolate</
p>
CSS
Class
- A CSS class selector applies to many elements at once, or a sub-set of specific HTML elements.
- To use them, you need to edit your HTML to define the classes on the HTML elements you want styled.
- Then you define the style in your style sheet.
How to use
.className
{
declaration block
}
Example
<style>
.center
{
text-align:center;
}
</style>
<p
class="center">Center-aligned paragraph.</p>
Output
Center-aligned paragraph.
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