This describes the vertical offset for the top edge of the absolutely positioned element box from the top edge of the element's containing block. For relatively positioned boxes, the offsets are relative to where the box would appear normally in the document flow. Positive values are below the parent block's top edge and negative values are above.
h2 {
display: block;
position: absolute;
top: 20px;
right: 50px;
bottom: 20px;
left: 50px
}
content