CSS left Property

February 10, 2021 12:37 pm IST

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CSS left Property

CSS left property specifies the horizontal position of a positioned element.

Note: This property has no effect on non-positioned elements.

Note: Negative values are allowed.

Example

HTML Online Editor

<!DOCTYPE html> <html lang="en-US"> <head> <style> div{ position: relative; border: 1px solid black; height: 250px; } img{ position: absolute; left: 20%; } </style> </head> <body> <h1>CSS left Property</h1> <p>This is first paragraph.</p> <p>This is second paragraph.</p> <p>This is third paragraph.</p> <div> <img src="apple.png"> </div> </body> </html>

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Syntax

Using CSS

element{ left: 10%; }

Using Javascript

object.style.left="10%";

Animatable

Yes, left property is animatable. CSS Animatable Properties Reference.

Default Value

Default value for CSS left property is auto.

Property Value

The following table provides a list of values for CSS left property.

Value	Explanation
auto	The browser will calculate the left edge position.
length	Allows you to define the left edge position of the element in any CSS length unit.
%	Allows you to define the left edge position of the element in percentage.

Using JavaScript

In the following example, we will demonstrate how to change the CSS left property of an element using JavaScript.

Example

HTML Online Editor

<!DOCTYPE html> <html lang="en-US"> <head> <style> div{ position: relative; border: 1px solid black; height: 250px; } img{ position: absolute; } </style> </head> <body> <h1>CSS left Property</h1> <div> <img src="apple.png"> </div> <button onclick="myFunction()">Click Me</button> <script> var x = document.getElementsByTagName("img")[0]; function myFunction(){ x.style.left = "20%"; } </script> </body> </html>

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