The ::first-letter selector CSS Pseudo-element is used to apply the style to the first letter of the first line of a block-level element, the condition is it should not be preceded by other content ( such as images or inline tables).
Syntax:
::first-letter {
// CSS Property
}
Accepted Properties:
- background properties
- border properties
- clear
- color properties
- float
- font properties
- line-height
- margin properties
- padding properties
- text-decoration
- text-transform
- vertical-align (only if the float is 'none')
Example: This example illustrates the use of the ::first-letter selector where the color & font-size property is used to style the first letter.
<!DOCTYPE html>
<html>
<head>
<style>
p::first-letter {
font-size: 250%;
color: green;
}
</style>
</head>
<body style="text-align: center;">
<h1 style="color:green;">
CSS ::first-letter selector
</h1>
<p>Geeks classes is an extensive classroom programme.</p>
</body>
</html>
Output:

Supported Browsers: The browser supported by ::first-letter selector are listed below:
- Google Chrome 1.0
- Firefox 1.0
- Microsoft Edge 12.0
- Safari 1.0
- Opera 7.0 Partial from 3.5
- Internet Explorer 9.0 Partial from 5.5