Details

Properties should be formatted with a single space separating the colon from the property's value.

Bad: no space after colon

margin:0;

Bad: more than one space after colon

margin:  0;

Good

margin: 0;

The style option allows you to specify a different preferred style.

Configuration Option Description
style one_space, no_space, at_least_one_space, one_space_or_newline, or aligned (default one_space)