CSS top Property

February 10, 2021 12:37 pm IST

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CSS top Property

CSS top property specifies the vertical 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; top: 15%; } </style> </head> <body> <h1>CSS top 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{ top: 10%; }

Using Javascript

object.style.top="10%";

Animatable

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

Default Value

Default value for CSS top property is auto.

Property Value

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

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

Using JavaScript

In the following example, we will demonstrate how to change the CSS top 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 top 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.top = "100%"; } </script> </body> </html>

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