This is an archived snapshot of W3C's public bugzilla bug tracker, decommissioned in April 2019. Please see the home page for more details.
"The CSS justify-content property defines how the browser distributes space between and around content items along the main axis of their container"(https://developer.mozilla.org/en-US/docs/Web/CSS/justify-content). One of its valid values is "space-evenly". However, for any CSS that uses that value, the W3C CSS Validation Service reports the following: "space-evenly is not a justify-content value : space-evenly".