CSS top
Property
Topic: CSS3 Properties ReferencePrev|Next
Description
This top
CSS property specify an offset for the top edge of the positioned element, relative to the top edge of the reference element's box or browser window.
- For absolutely positioned elements, the
top
property specifies how far the top edge of the element's box is offset below the top edge of its containing block. - For relatively positioned elements, the
top
property specifies the offset with respect to the top edge of the box itself (i.e., the box is given a position in the normal flow, and then offset from that position according to these properties).
The following table summarizes the usages context and the version history of this property.
Default value: | auto |
---|---|
Applies to: | Positioned elements |
Inherited: | No |
Animatable: | Yes. See animatable properties. |
Version: | CSS 2, 3 |
Syntax
The syntax of the property is given with:
The example below shows the top
property in action.
Example
Try this code »p {
position: absolute;
top: 150px;
}
Property Values
The following table describes the values of this property.
Value | Description |
---|---|
length | Specifies the offset as a length value in px , pt , cm , em , etc. Negative length values are allowed. |
percentage | Specifies the offset in percentage. The percentage is calculated with respect to the height of the element's containing block. Negative percentage values are allowed. |
auto |
The browser calculates the top edge position. This is default value. |
initial |
Sets this property to its default value. |
inherit |
If specified, the associated element takes the computed value of its parent element top property. |
Browser Compatibility
The top
property is supported in all major modern browsers.
Basic Support—
|
Further Reading
See tutorial on: CSS Position, CSS Layers.