/* 通用样式 */
* {
	margin: 0%;
	padding: 0%;
	border: none;
}
a {
	text-decoration: none;
	outline: none;
}
img {
	border: none;
}
.clear {
	clear: both;
}


html {
	background-color: #ffffff;
}
body {
	width: 100%;
	min-width: 1000px;
	margin: 0px auto;
	background: linear-gradient(rgb(255, 230, 223) 0%, rgb(255, 255, 255) 100%);
}



.header {
	width: 80%;
	margin: 0 auto;
	height: 8vw;
}
.header_logo {
	display: inline-flex;
	align-items: center;
	color: rgb(0, 0, 0);
	font-size: 0.8vw;
	height: 8vw;
}
.logo {
	width: 21%;
}
.header h1 {
	margin-left: 2%;
}
.introduction_app {
	float: right;
	display: block;
	height: 8vw;
	line-height: 8vw;
	color: rgb(0, 0, 0);
	font-size: 1.2vw;
	font-weight: bold;
}



.container {
	width: 100%;
}
.introduction_item {
	width: 65%;
	margin: 0 auto;
	height: 28vw;
	margin-top: 6vw;
}
.introduction_item_left {
	width: 45%;
	float: left;
}
.introduction_item_right {
	width: 45%;
	float: right;
}
.introduction_item_title {
	font-size: 4vw;
	font-weight: bold;
}
.introduction_item_info {
	width: 90%;
	margin-top: 2vw;
	font-size: 1.5vw;
	line-height: 2.2vw;
}
.introduction_item_img {
	width: 45%;
	float: right;
}
.introduction_item_right_img {
	width: 20%;
	float: right;
	margin-right: 10%;
}
.introduction_item_left_img {
	width: 20%;
	float: left;
	margin-left: 10%;
}



.footer {
	width: 31%;
	display: flex;
	align-items: center;
	column-gap: 1%;
	margin: 0 auto;
	margin-top: 5%;
	margin-bottom: 2%;
}
.footer a, .copyright {
	font-size: 0.8vw;
	color: rgba(0, 0, 0, 0.7);
}