Set an outline Width, Color Offset and Style to an element. Outline properties can be used together with Border properties.

Outline width

Set the width of the elements outline. An outline is line that is drawn around an element, outside it's border.

Expected value:

• Enter a number. 0 is no outline, 1 is 1px
• Negative numbers are accepted

Accepted units:

• blank - Enter a number and the value will be interpreted as pixels

Outline color

Set the color of the outline.

Expected value:

• Select a color from the color palette
• Translucent colors are accepted

Outline style

Set the style of the outline.

Options:

• None - No outline is applied
• Solid - Display a solid outline
• Dotted - Display a dotted outline
• Dashed - Display a dashed outline
• Double - Display a double outline. The outline must be at least 3px to use a double outline

Find more information at https://developer.mozilla.org/en-US/docs/Web/CSS/outline-style