LineStyle

Displays a series of short square-ended dashes or line segments. The exact size and Length of the segments are not defined by the specification and are implementation-specific. --MDN

Displays a series of rounded dots. The spacing of the dots are not defined by the specification and are implementation-specific. The radius of the dots is half the calculated border-right-width. --MDN

Displays two straight lines that add up to the pixel amount defined as border-width or border-right-width. --MDN

Displays a border leading to a carved effect. It is the opposite of ridge. --MDN

Displays a border that makes the box appear embedded. It is the opposite of outset. When applied to a table cell with border-collapse set to collapsed, this value behaves like groove. --MDN

Displays a border that makes the box appear in 3D, embossed. It is the opposite of inset. When applied to a table cell with border-collapse set to collapsed, this value behaves like ridge. --MDN

Displays a border with a 3D effect, like if it is coming out of the page. It is the opposite of groove. --MDN

Displays a single, straight, solid line. --MDN

The inherit CSS keyword causes the element for which it is specified to take the computed value of the property from its parent element. --MDN

The initial CSS keyword applies the initial (or default) value of a property to an element. --MDN

The revert CSS keyword reverts the cascaded value of the property from its current value to the value the property would have had if no changes had been made by the current style origin to the current element. --MDN

The unset CSS keyword resets a property to its inherited value if the property naturally inherits from its parent, and to its initial value if not. In other words, it behaves like the inherit keyword in the first case, when the property is an inherited property, and like the initial keyword in the second case, when the property is a non-inherited property. --MDN