*{
	margin: 0;
	padding: 0;
	list-style:none;
	text-decoration: none;
	box-sizing: border-box;
	font-family: 'Open Sans','微軟正黑體';
}
html{
	position: relative;
	height: 100%;
	width: 100%;
	/* border: 1px solid #000; */
}
body{
	position: relative;
	margin: 0 auto;
	width: 100%;
	height: 100%;
	/* border: 1px solid #f00; */
	max-width: 1920px;
    min-width: 1280px;
    min-height: 658px;
}
.page1_content{
	position: absolute;
	display: block;
	top: 0%;
	left: 0;
	right: 0;
	bottom: 0;
	margin: auto;
	z-index: 3;
	border: 1px solid #0f0;
}
.arrow{
	position: absolute;
	display: block;
	z-index: 4;
	width: 3%;
	height: 15%;
	top: 0%;
	bottom: 0%;
	margin: auto 0;
	background-color: #000;
}
.arrow:hover{
	cursor: pointer;
	opacity: .5;
}
.arrow_left{
	left: 0%;
}
.arrow_right{
	right: 0%;
}
.pic{
	position: absolute;
	display: block;
	width: 45%;
	height: 50%;
	transition: .3s;
}
.pic1{
	background-color: #f00;
}
.pic2{
	background-color: #0f0;
}
.pic3{
	background-color: #00f;
}
.pic4{
	background-color: #fa0;
}
.front{
	top: 42%;
	left: 27%;
	z-index: 3;
	transform: scale(1, 1);
}
.left{
	top: 22%;
	left: 0%;
	z-index: 2;
	transform: scale(0.8, 0.8);
}
.back{
	top: 5%;
	left: 27%;
	z-index: 1;
	transform: scale(0.6, 0.6);
}
.right{
	top: 22%;
	left: 53%;
	z-index: 2;
	transform: scale(0.8, 0.8);
}