html,
body {
	height: 100%;
	width: 100%;
	overflow-y: hidden;
	overflow-x: hidden;
}

body {
	margin: 0;
	padding: 0;
	background: url(../img/PC.webp) no-repeat;
	background-size: cover;
}
.gif {
	position: absolute;
	left: 36%;
	bottom: 6%;
	width: 30%;
}
@media (max-width:768px) {
	body {
		background: url(../img/h5.png) no-repeat;
		background-size: cover;
	}
	.gif {
		position: fixed;
		left: 0;
		bottom: 15%;
		width: 100%;
	}
}