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Difference between "." and "#" selector in CSS
'.' selector
'.' selector is a class level selector. The dot operator is used to create a style class which can then be applied on multiple html elements.
'#' selector
'#' selector is an element level selector. Hash operator is used to applying style on a particular element whose id is the same as used in '#' selector
Example
Following the example, shows usage of '.' as well as '#' selector on three div elements.
<!DOCTYPE html>
<html>
<head>
<title>Selector Example>/title>
<style>
.blackBorder {
border: 2px solid black;
}
#redDiv {
border: 2px solid red;
}
</style>
</head>
<body>
<div> No Border Box </div>
<div class="blackBorder"> Black Border Box </div>
<div id="redDiv"> Red Border Box </div>
<div> No Border Box </div>
<div class="blackBorder"> Black Border Box </div>
</body>
</html> 
Updated on: 2020-01-13T06:23:56+05:30
3K+ Views
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