html,
body {
	margin: 0;
	padding: 0;
}

.shareimg {
	position: absolute;
	top: -9999px;
	left: -9999px;
	width: 0px;
	height: 0px;
	overflow: hidden;
	display: none;
}

.mainheader {
	background: #ffffff;
	font-family: '微软雅黑';
	font-size: 14px;
	color: #333;
	line-height: 28px;
	margin-bottom: 30px;
	box-shadow: 0 0 10px rgba(0, 0, 0, 0.35);
}

.mainheader * {
	margin: 0;
	padding: 0;
	outline: none;
	list-style: none;
	box-sizing: border-box;
	-webkit-tap-highlight-color: transparent;
}

.mainheader a {
	color: #333;
	text-decoration: none;
}

.mainheader a:hover {
	color: #d60200;
	text-decoration: none;
}

.mainheader img {
	display: inline-block;
	max-width: 100%;
	border: 0;
}

.mainheader .headercont {
	width: 1200px;
	margin: 0 auto;
	padding: 15px 0;
	overflow: hidden;
	position: relative;
}

.mainheader .headerlogo {
	width: 117px;
	height: 53px;
	position: absolute;
	top: 15px;
	left: 0;
}

.mainheader .headerlogo a {
	display: inline-block;
}

.mainheader .headermenu {
	padding: 13px 0;
	margin-left: 160px;
}

.mainheader .headermenu ul {
	overflow: hidden;
}

.mainheader .headermenu li {
	display: inline-block;
	padding: 0 12px;
}

.mainheader .headermenu li a {
	font-size: 17px;
	color: #333333;
	display: inline-block;
}

.mainheader .headermenu li a:hover {
	color: #c52726;
}

.mainheader .headersearch {
	position: absolute;
	top: 15px;
	right: 0;
	padding: 10px 0;
}

.mainheader .headerbutton {
	width: auto;
	height: 50px;
	display: none;
}

.menubox {
	width: 44px;
	height: 30px;
	border: 1px solid #dddddd;
	position: absolute;
	top: 10px;
	right: 15px;
	border-radius: 4px;
}

.menubox span {
	display: block;
	width: 23px;
	height: 2px;
	border-radius: 1px;
	background: #888888;
	position: absolute;
	left: 10px;
	transition: all 0.3s;
	/* transform-origin: -1px 0; */
}

.menubox span:nth-child(1) {
	top: 6px;
}

.menubox span:nth-child(2) {
	top: 13px;
}

.menubox span:nth-child(3) {
	top: 20px;
}

.menubox.on {
	background: #ddd;
}

.menubox.on span:nth-child(1) {
	transform: rotate(45deg) translate(5px, 6px);
}

.menubox.on span:nth-child(2) {
	display: none;
}

.menubox.on span:nth-child(3) {
	transform: rotate(-45deg) translate(4px, -5px);
}

.searchbox {
	width: 227px;
	height: 35px;
	border: 1px solid #c4c4c4;
	background: #fff;
	border-radius: 8px;
	box-sizing: border-box;
	overflow: hidden;
}

.searchbox .bleft {
	width: 76%;
	height: 100%;
	float: left;
	margin-left: 4%;
}

.searchbox .bleft input {
	border-width: 0;
	width: 100%;
	height: 100%;
	font-size: 12px;
	text-align: left;
	color: 333;
	line-height: 1;
	outline: medium;
}

.searchbox .bright {
	width: 20%;
	height: 100%;
	float: left;
}

.searchbox .bright input {
	border-width: 0;
	background: url(/uploads/image/xiheader2020/icon_search.png) no-repeat center center;
	width: 100%;
	height: 100%;
	cursor: pointer;
	text-indent: -999px;
	overflow: hidden;
	outline: medium;
}


/* large devices (pad pro) */
@media (max-width: 1199px) and (min-width: 1024px) {
	.mainheader .headercont {
		width: 1000px;
	}

	.mainheader .headerlogo {
		width: 100px;
		height: 45px;
	}

	.mainheader .headermenu {
		padding: 8px 0;
		margin-left: 130px;
	}

	.mainheader .headermenu li {
		padding: 0 8px;
	}

	.mainheader .headermenu li a {
		font-size: 16px;
	}

	.mainheader .headersearch {
		top: 11px;
	}

	.searchbox {
		width: 200px;
		height: 32px;
	}
}

/* medium devices (pad) */
@media (max-width: 1023px) and (min-width: 768px) {
	.mainheader .headercont {
		width: 750px;
		padding: 10px 0;
	}

	.mainheader .headerlogo {
		width: 100px;
		height: 45px;
		top: 10px;
	}

	.mainheader .headersearch {
		top: 7px;
	}

	.searchbox {
		width: 200px;
		height: 32px;
	}

	.mainheader .headermenu {
		padding: 55px 0 0 0;
		margin-left: 0;
	}

	.mainheader .headermenu ul {
		margin-right: -27px;
	}

	.mainheader .headermenu li {
		padding: 0;
		margin-right: 27px;
	}

	.mainheader .headermenu li a {
		font-size: 16px;
	}
}

/* small devices (phones) */
@media only screen and (max-width: 767px) {
	.mainheader {
		background: #f5f5f5;
		box-shadow: none;
		margin-bottom: 0;
	}

	.mainheader .headercont {
		width: auto;
		height: auto;
		padding: 0;
	}

	.mainheader .headerlogo {
		width: 70px;
		height: 32px;
		top: 8px;
		left: 15px;
	}

	.mainheader .headersearch {
		top: 9px;
		right: 70px;
		padding: 0;
	}

	.searchbox {
		width: 200px;
		height: 32px;
	}

	.mainheader .headermenu {
		padding: 0;
		margin: 0;
		display: none;
	}

	.mainheader .headermenu ul {
		border-top: 1px solid #dddddd;
		padding: 10px 5px;
	}

	.mainheader .headermenu li {
		padding: 0 15px;

	}

	.mainheader .headermenu li a {
		font-size: 14px;
		line-height: 28px;
	}

	.mainheader .headerbutton {
		display: block;
	}
}