VirtualCast Header Improvement

Reduces the page header height and unfixed.

/* ==UserStyle==
@name           VirtualCast Header Improvement
@name:ja        VirtualCast ヘッダを改善
@description    Reduces the page header height and unfixed.
@description:ja ページヘッダの高さを小さくします。
@namespace      https://greasyfork.org/users/137
@version        1.1.1
@license        MPL-2.0
@contributionURL https://www.amazon.co.jp/registry/wishlist/E7PJ5C3K7AM2
@compatible     Edge Firefoxを推奨 / Firefox is recommended
@compatible     Firefox
@compatible     Opera Firefoxを推奨 / Firefox is recommended
@compatible     Chrome Firefoxを推奨 / Firefox is recommended
@author         100の人
@homepageURL    https://greasyfork.org/scripts/416618
==/UserStyle== */

@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document url-prefix("https://virtualcast.jp/") {
	#main-header nav {
		position: absolute;
		bottom: 0.1em;
	}

	#main-header .navbar-nav {
		margin-top: unset;
	}

	#main-header .navbar-nav .nav-item {
		z-index: 1;
	}
}

@-moz-document url-prefix("https://wiki.virtualcast.jp/wiki/") {
	body {
		--header-height: 3em;
	}

	.header {
		height: unset;
	}

	.header .logo {
		height: 30px;
	}
}