gnome-night-theme-switcher/website/style.css

/*
SPDX-FileCopyrightText: Night Theme Switcher Contributors
SPDX-License-Identifier: GPL-3.0-or-later
*/

@font-face
{
	font-family: 'Cantarell';
	src: url('fonts/Cantarell-Regular.woff2') format('woff2'),
		url('fonts/Cantarell-Regular.woff') format('woff');
	font-weight: normal;
	font-style: normal;
	font-display: swap;
}

@font-face
{
	font-family: 'Cantarell';
	src: url('fonts/Cantarell-Bold.woff2') format('woff2'),
		url('fonts/Cantarell-Bold.woff') format('woff');
	font-weight: bold;
	font-style: normal;
	font-display: swap;
}


html,
body,
h1,
p,
ul,
li
{
	margin: 0;
	padding: 0;
}

a
{
	color: inherit;
	text-decoration: none;
}


@keyframes background {
	from, 20% {
		background: #020417;
	}
	80%, to {
		background: #4995eb;
	}
}

html
{
	height: 100%;
	background: #020417;
	font: 1em/1em sans-serif;
	animation: background 20s linear infinite alternate -2s;
}

html::before,
html::after
{
	content: '';
	display: block;
	position: fixed;
	top: 0;
	right: 0;
	bottom: 0;
	left: 0;
}

@keyframes background-night
{
	from, 10%
	{
		background-position-y: bottom;
		opacity: 0;
	}

	30%
	{
		opacity: 1;
	}

	60%, to
	{
		background-position-y: top;
	}
}

html::before
{
	z-index: -2;
	background: radial-gradient(ellipse 200% 100% at 50% 100%, #8d092c, #221a52 50%, #162171) center;
	background-size: 100% 200%;
	animation: background-night 20s linear infinite alternate -2s;
}

@keyframes background-day
{
	from, 35%
	{
		background-position-y: bottom;
		opacity: 0;
	}

	65%
	{
		opacity: 1;
	}

	to
	{
		background-position-y: top;
	}
}

html::after
{
	z-index: -1;
	background: radial-gradient(ellipse 200% 100% at 50% 100%, #c79edd, #5a8ae4 50%, #4995eb) center;
	background-size: 100% 200%;
	animation: background-day 20s linear infinite alternate -2s;
}

body
{
	display: flex;
	justify-content: center;
	align-items: center;
	min-height: 100%;
}

@keyframes content {
	from, 50% {
		border-color: rgba(255, 255, 255, 0.1);
		background: #000;
		color: #fcfcfc;
		--test: #fcfcfc;
	}
	51%, to {
		border-color: rgba(0, 0, 0, 0.2);
		background: #fefefe;
		color: #000;
	}
}

.content
{
	max-width: 20em;
	padding: 4em 2em 2em;
	border: 1px solid rgba(255, 255, 255, 0.1);
	border-radius: 0.5em;
	background: #000;
	color: #fcfcfc;
	font: 1rem/1.2em Cantarell, sans-serif;
	text-align: center;
	box-shadow: 0 0 40px rgba(0, 0, 0, 0.2);
	animation: content 20s linear infinite alternate -2s;
}

.title
{
	margin: 0 0 2.5rem;
	font-weight: bold;
	font-size: 1.4em;
	line-height: 1.2em;
}

@keyframes icon {
	from, 50% {
		background: #fcfcfc;
	}
	51%, to {
		background: #000;
	}
}

.title::before
{
	content: '';
	display: block;
	width: 4em;
	height: 4em;
	margin: 0 auto 2em;
	background: #fcfcfc;
	font-size: 1rem;
	-webkit-mask: url(icon.svg) no-repeat center;
	-webkit-mask-size: 100%;
	mask: url(icon.svg) no-repeat center;
	mask-size: 100%;
	animation: icon 20s linear infinite alternate -2s;
}

.description
{
	margin-bottom: 2.5rem;
	font-size: 0.9em;
	line-height: inherit;
}

.button
{
	display: inline-block;
	padding: 0.5em 1em;
	border: 0.15em solid;
	border-radius: 0.4em;
	font-size: 1.2em;
	font-weight: bold;
}

.button:hover,
.button:focus
{
	text-decoration: underline;
}

.links
{
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	gap: 1em 2em;
	margin-top: 4rem;
	font-size: 0.8em;
	text-align: center;
	list-style: none;
}

.link
{
	opacity: 0.5;
}

.link:hover,
.link:focus
{
	text-decoration: underline;
	opacity: 1;
}


@media (max-width: 26em)
{
	body
	{
		display: block;
		padding: 2em 2em;
		min-height: 0;
	}

	.links
	{
		display: block;
	}
}