top

Specifies the distance of an element from the top of its current location if the element has position: relative declared or from the top of its nearest ancestor when the ancestor has position: relative and the element has position: absolute declared.

Syntax

top: <value>;

where <value> can be one of the following:

  • Length value: 20px
  • Percentage value: 5%
  • Keyword value: auto, inherit

Note: If none of the ancestors have position: relative declared, the absolute positioned element will traverse the DOM until it reaches the

Example 1

Set the position of .box element 40px from the top of the nearest relative position ancestor or from the document if none exist.

.box {
height: 100px;
width: 100px;
background-color: blue;
position: absolute;
top: 40px;
}

Example 2

Set the position of .box element 100px from the elements top edge.

.box {
height: 100px;
width: 100px;
background-color: blue;
position: relative;
top: 100px;
}

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