MediaWiki:Gadget-ResponsiveStyle.css

/* Responsive CSS applied to both desktop and mobile */

/* Mobile phone */
@media all and (max-width: 719px) {
	/* Responsive tables */
	table.responsive > tbody > tr {
		display: block;
	}
	table.responsive > tbody > tr > td {
		display: block;
		text-align: right;
	}
	table.responsive > tbody > tr > td::before {
		float: left;
		font-weight: bold;
		content: attr(data-label);
		margin-right: 0.75em;
	}
	table.responsive > tbody > tr:not(:last-child) {
		margin-bottom: 0.5em;
	}
	table.responsive.jquery-tablesorter > thead,
	table.responsive:not(.jquery-tablesorter) > tbody > tr:first-child {
		display: none;
	}

	/* User board */
	.user-board-message {
		width: auto !important;
	}
	.user-page-message-form textarea {
		width: 100% !important;
	}

	/* PdfHandler */
	.multipageimage > tbody > tr > td:nth-of-type(2) {
		display: none !important;
	}
}

/* Desktop/tablet */
@media all and (min-width: 720px) {
	/* User profile */
	#user-page-left > .profile-info-container > div {
		width: 50%;
		float: left;
	}
}