MediaWiki:Gadget-wide-vector-2022.css

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/* Remove the max-width settings in the vector-2022 skin */
.mw-page-container,
.mw-workspace-container,
.mw-content-container,
.vector-sticky-header,
.mw-article-toolbar-container {
	max-width: unset !important;
}

/* Shrink the whitespace gap under the top header as well */
.mw-header {
	margin-bottom: 0.5em;
}

/* Fix for menu popup location */
.vector-toc-collapsed #mw-sidebar-checkbox:not(:checked) ~ .mw-table-of-contents-container {
    margin-left: unset;
}