style.css

html {
	font-family: sans-serif;
}

input:not([type="checkbox"]) {
	font-size: inherit;
	width: 100%;
}

.button, button {
	font: inherit;
	display: block;
	width: 100%;
	line-height: 2;
	color: white;
	background-image: linear-gradient(-45deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.2) 100%);
	background-color: blue;
	margin-top: 0.5em;
	margin-bottom: 0.5em;
	padding: 1em 0em;
	text-align: center;
	text-decoration: none;
	border: none;
	border-radius: 2px;
	cursor: default;
}

.destructive {
	background-color: red;
}

button:disabled {
	background-image: none;
	background-color: gray;
}

.disabled {
	color: gray;
}

img {
	max-width: 128px;
	max-height: 128px;
}

#page-loading img {
	position: absolute;
	top: 50%;
	left: 50%;
	width: 512px;
	height: 512px;
	max-width: none;
	max-height: none;
	margin-left: -256px;
	margin-top: -256px;
}

@media (max-width: 512px) {
	#page-loading img {
		width: 256px;
		height: 256px;
		margin-left: -128px;
		margin-top: -128px;
	}
}

@media (max-width: 256px) {
	#page-loading img {
		display: none;
	}
}