#### 15.4.2 Line Styles

Line styles are specified by the following properties:

`linestyle`

  May be one of

  `"-"`

    Solid line. [default]

  `"--"`

    Dashed line.

  `":"`

    Dotted line.

  `"-."`

    A dash-dot line.

  `"none"`

    No line. Points will still be marked using the current Marker Style.

`linewidth`

  A number specifying the width of the line. The default is 1. A value of 2 is twice as wide as the default, etc.