#line-height

Defines the height of a single line of text.

默认属性 line-height: normal;

Reverts to the default value of the browser.

recommended line-height: 1.6;

You can use unitless values: the line height will be relative to the font size.

line-height: 30px;

You can use pixel values.

line-height: 0.8em;

You can use em values: like with unitless values, the line height will be relative to the font size.