Work around Firefox 57 attribute parsing regression

Bug: T180138
Change-Id: I554d5adf88c448db64e6f135e19ee76a4ec28493

diff --git a/resources/src/mediawiki.skinning/elements.css b/resources/src/mediawiki.skinning/elements.css
index 3599f34..58fd500 100644 (file)
--- a/resources/src/mediawiki.skinning/elements.css
+++ b/resources/src/mediawiki.skinning/elements.css
@@ -13,7 +13,9 @@ a {
        background: none;
 }
 
-a:not( [ href ] ) {
+/* Support: Firefox 57 - it can't parse `rule[ attr ]` and the LESS compiler doesn't */
+/* strip whitespace inside the :not() (T180138) */
+a:not( [href] ) { /* stylelint-disable-line selector-attribute-brackets-space-inside */
        cursor: pointer; /* Always cursor:pointer even without href */
 }