html,
body {
	margin: 0;
	overflow: hidden;
	width: 100%;
	height: 100%;
	cursor: none;
	background: black;
	background: linear-gradient(to bottom, #000000 0%, #5788fe 100%);
}

.filter {
	width: 100%;
	height: 100%;
	position: absolute;
	top: 0;
	left: 0;
	background: #fe5757;
	animation: colorChange 30s ease-in-out infinite;
	animation-fill-mode: both;
	mix-blend-mode: overlay;
}

@keyframes colorChange {

	0%,
	100% {
		opacity: 0;
	}

	50% {
		opacity: .9;
	}
}

.landscape {
	position: absolute;
	bottom: 30px;
	left: 0;
	width: 100%;
	height: 100%;

	background-image: url('../images/xkbg.png');
	background-size: 1000px 250px;
	background-repeat: repeat-x;
	background-position: center bottom;
}

.declaration {
	position: absolute;
	bottom: 0px;
	left: 0px;
	width: 100%;
	height: 30px;

	margin: 0;
	font-size: 12px;
	font-family: Microsoft YaHei, Tahoma, Arial, sans-serif;
	text-align: center;
	cursor: pointer;
	padding: 0;
	border: none;
	box-sizing: border-box;
	background: black;
	color: #909090;
}