:root {
	--background: #212121;
	--card_background: #313131;
	--menu_background: #414141;
	--tooltip_background: #515151;
	--dialog_background: #3F3F3F;
	--foreground: white;
	--forms: #515151;
	--red: #ffa1a7;
	--blue: #9ccdf9;
	--green: #7de384;
	--purple: #bd93ff;
	--faded: #ccc;
	--links: lightblue;
	--ahover: #ccaaff;
	--default_margin_padding: .5em;
	--table_padding: .25em .5em;
}

html, body, label, button {
	cursor: url('../data/cursor/normal.png'), default;
}

label, select, button, textarea, a:hover, a:active {
	cursor: url('../data/cursor/links.png'), default;
}

body {
	background-color: var(--background);
	color: var(--foreground);
	font-family: sans-serif;
	margin: 0 auto;
	max-width: 1600px;
	-webkit-max-logical-width: -webkit-fit-content;
	min-height: 100dvh;
	display: grid;
	grid-template-rows: auto 1fr auto; /* menu main footer */
}
a {
	color: var(--links);
}
a:hover {
	color: var(--ahover);
}
li {
	list-style: square;
}
select, button, textarea {
	background-color: var(--forms);
	color: var(--foreground);
	box-shadow: 0 .1em .3em rgba(0, 0, 0, .9);
	border-radius: 5px;
	border: 0px;
}
select, button {
	padding: var(--default_margin_padding);
}
select {
	/* let us style <select> on webkit browsers */
	--webkit-appearance: none;
}
.card {
	background: var(--card_background);
	border-radius: 5px;
	padding: var(--default_margin_padding);
	margin: var(--default_margin_padding);
}
#menu, #footer {
	text-align: center;
	background-color: var(--menu_background);
	min-height: 3em;
}
header {
	display: flex;
	justify-content: center;
	align-items: center;
}
#menu-click {
	display: none;
}
#menu-links {
	padding-left:0px;
	margin: 0px;
}
#menu-links > li {
	list-style: none;
	display: inline-block;
	margin: .2em;
	margin-bottom: .3em;
}
.menu-icon {
	height: 1em;
	width: 1em;
	display: inline-block;
	vertical-align: middle;
}
.menu-btn, #menu-lang-switch {
	color: var(--foreground);
	display: none;
	width: 100%;
}
.menuitem > a {
	background: var(--tooltip_background);
	text-decoration: none;
	color: var(--foreground);
	display: block;
	padding: var(--default_margin_padding);
	border-radius: 5px;
	box-shadow: 0 .1em .3em rgba(0, 0, 0, .9);
}
.menuitem > a:hover {
	background: var(--dialog_background);
	color: var(--ahover);
	box-shadow: 0 .1em .3em rgba(200, 200, 200, .9);
}
#menu-lang-switch:checked ~ #menu-lang-list { display: block; }
#menu-lang-switch:not(:checked) ~ #menu-lang-list { display: none; }
#menu-lang {
	background: var(--tooltip_background);
	padding: var(--default_margin_padding);
	border-radius: 5px;
	box-shadow: 0 .1em .3em rgba(0, 0, 0, .9);
	width: 8em;
}
#menu-lang-current {
	display: block;
}
#menu-lang a {
	text-decoration: none;
	display:block;
	text-align:left;
	color: var(--foreground);
	padding: var(--default_margin_padding);
	border-radius: 5px;
}
#menu-lang-list {
	margin-top: .75em;
	display: none;
	position: absolute;
	background: var(--tooltip_background);
	width: 8em;
	border-radius: 5px;
	border: 1px solid var(--foreground);
}
.menu-dropdown {
	position: relative;
	display: inline-block;
}
.menu-dropdown-content {
	/** margin-top: .75em; **/
	display: none;
	position: absolute;
	background: var(--tooltip_background);
	width: 20em;
	border-radius: 5px;
	border: 2px solid var(--foreground);
	z-index: 1;
}
.menu-dropdown-content a {
	text-decoration: none;
	display:block;
	text-align:left;
	color: var(--foreground);
	padding: var(--default_margin_padding);
	border-radius: 0px;
}
.menu-dropdown:hover .menu-dropdown-content {
	display: block;
}
.langoption:hover {
	background: var(--dialog_background);
}
#footer {
	margin-top: 2em;
}
#tz {
	display: inline-grid;
	width: 50%;
	grid-template-columns: auto 1fr;
	align-items: center;
}
#tztitle {
	text-align: right;
	font-weight: bold;
}
h1 {
	text-align: center;
}
#titleinfo {
	text-align: center;
	margin-top: 1em;
	margin-bottom: 1em;
}
.red { color: var(--red); }
.blue { color: var(--blue); }
.green { color: var(--green); }
.purple { color: var(--purple); }
.faded { color: var(--faded); }
.center { text-align:center; }
.bold { font-weight: bold; }
.italic { font-style: italic; }
.nodeco { text-decoration: none; }

@media (max-width: 799px) {
	#menu {
		line-height: 2em;
		text-align: left;
		padding: 1em;
		min-height: 2em;
	}
	#menu, #footer {
		box-shadow: 0px 0px 2px 2px rgba(200, 200, 200, .4);
	}
	#menu-links {
		width: 100%;
	}
	#menu-click:not(:checked) ~ header { display: none; }
	#menu-click:checked ~ header { display: block; }
	#menu-links > li {
		display: block;
	}
	.menu-btn {
		display: inline-block;
	}
	#menu-lang {
		text-align: center;
	}
	#tz {
		grid-template-columns: 1fr 1fr;
		width: 100%;
	}
	#tztitle {
		text-align: left;
	}
}

#scroll-to-top {
	position: fixed;
	bottom: 20px;
	right: 20px;
	display: none;
	width: 50px;
	height: 50px;
	border-radius: 50%;
	background-color: #333;
	color: #fff;
	text-align: center;
	line-height: 50px;
	cursor: pointer;
}

#scroll-to-top:hover {
	background-color: #555;
}