SpecialSearch: Fix unintended `margin` when zoom level is above 100%

With zoom level > 100% on Firefox, `#mw-searchoptions` which is a
`fieldset` element adds unintended `margin` with negative `margin-top`
applied. This is a workaround for wrong browser behaviour and
regression of I4bda42c03a5.

Bug: T176499
Change-Id: I329f83e6063460dc11ff45583e335280c9257ef7

diff --git a/resources/src/mediawiki.special/mediawiki.special.search.styles.css b/resources/src/mediawiki.special/mediawiki.special.search.styles.css
index b37cf2f..ea9b987 100644 (file)
--- a/resources/src/mediawiki.special/mediawiki.special.search.styles.css
+++ b/resources/src/mediawiki.special/mediawiki.special.search.styles.css
@@ -94,6 +94,8 @@
 /*==========================*/
 
 #mw-searchoptions {
+       /* Support: Firefox, needs `clear: both` on `fieldset` when zoom level > 100%, see T176499 */
+       clear: both;
        padding: 0.5em 0.75em 0.75em 0.75em;
        background-color: #f8f9fa;
        margin: -1px 0 0;