declaration-colon-space-after

Require a single space or disallow whitespace after the colon of declarations.

a { color: pink }
/**      ↑
 * The space after this colon */

The fix option can automatically fix all of the problems reported by this rule.

Options

string: "always"|"never"|"always-single-line"

There must always be a single space after the colon.

The following patterns are considered problems:

a { color :pink }

a { color:pink }

The following patterns are not considered problems:

a { color : pink }

a { color: pink }

There must never be whitespace after the colon.

The following patterns are considered problems:

a { color : pink }

a { color: pink }

The following patterns are not considered problems:

a { color :pink }

a { color:pink }

There must always be a single space after the colon if the declaration's value is single-line.

The following patterns are considered problems:

a {
  box-shadow:0 0 0 1px #5b9dd9, 0 0 2px 1px rgba(30, 140, 190, 0.8);
}

The following patterns are not considered problems:

a {
  box-shadow: 0 0 0 1px #5b9dd9, 0 0 2px 1px rgba(30, 140, 190, 0.8);
}

a {
  box-shadow:
    0 0 0 1px #5b9dd9,
    0 0 2px 1px rgba(30, 140, 190, 0.8);
}

a {
  box-shadow:0 0 0 1px #5b9dd9,
    0 0 2px 1px rgba(30, 140, 190, 0.8);
}