This example sets the right edge of the paragraph 20 px to the left of the right edge of the window:
这个举例会让段落放置在窗口的右边，并向左20px:
p
{
position: absolute;
right: 20px
}

This example sets the right edge of the paragraph 20 px to the right of the right edge of the window:
这个举例会让段落放置在窗口的右边，并向右20px:
p
{
position: absolute;
right: -20px
}