Style top Property
Example
Set the top position of a <button> element:
document.getElementById("myBtn").style.top = "100px";Try it Yourself »
Description
The top property sets or returns the top position of a positioned element.
This property specifies the top position of the element including padding, scrollbar, border and margin.
Tip: A positioned element is an element with the position property set to: relative, absolute, or fixed.
Tip: To set or return the bottom position of a positioned element, use the bottom property.
Browser Support
| Property | |||||
|---|---|---|---|---|---|
| top | Yes | Yes | Yes | Yes | Yes |
Syntax
Return the top property:
object.style.top
Set the top property:
object.style.top = "auto|length|%|initial|inherit"
Property Values
| Value | Description |
|---|---|
| auto | Lets the browser set the top position. This is default |
| length | Defines the top position in length units. Negative values are allowed |
| % | Sets the top position in % of the height of the parent element |
| initial | Sets this property to its default value. Read about initial |
| inherit | Inherits this property from its parent element. Read about inherit |
Technical Details
| Default Value: | auto |
|---|---|
| Return Value: | A String, representing the top position of a positioned element |
| CSS Version | CSS2 |
More Examples
Example
Using negative values - Set the top position of a <div> element:
document.getElementById("myDiv").style.top = "-100px";
Try it Yourself »
Example
Return the top position of a <div> element:
alert(document.getElementById("myDiv").style.top);
Try it Yourself »
Related Pages
CSS tutorial: CSS Positioning
CSS reference: top property
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