VerticalAlignment
The list of possible vertical alignments (extended by CSS).
Baseline = 0
Aligns the baseline of the element with the baseline of its parent.
The baseline of some replaced elements, like textarea is not specified
by the HTML specification, meaning that their behavior with this keyword
may change from one browser to the other.
Bottom = 7
Align the bottom of the element and its descendants with the
bottom of the entire line.
Middle = 5
Aligns the middle of the element with the middle of lowercase
letters in the parent.
Sub = 1
Aligns the baseline of the element with the subscript-baseline
of its parent.
Super = 2
Aligns the baseline of the element with the superscript-baseline
of its parent.
TextBottom = 4
Aligns the bottom of the element with the bottom of the parent
element's font.
TextTop = 3
Aligns the top of the element with the top of the parent
element's font.
Top = 6
Align the top of the element and its descendants with the top
of the entire line.