@media (max-width: 1500px) {
	.box {
		width: 95%;
	}
}
@media (max-width: 1100px) {
	.about-d img {
		width: 100%;
	}
	.much-time {
		width: 18%;
	}
}
@media (max-width: 900px) {
	.product h2 {
		margin-bottom: 10px;
		font-size: 28px;
	}
	.product {
		padding: 15px 0;
	}
	.services-box p {
		font-size: 13px;
	}
	.services-box h3 {
		font-size: 12px;
	}
	.about-d p {
		margin-top: 3%;
		font-size: 12px;
	}
	.about-d a {
		margin-top: 3%;
	}
	.case {
		padding: 15px 0;
	}
	.case h2 {
		font-size: 28px;
	}
	.fo_z {
		display: none;
	}
	.product_imgp1 {
		margin-left: 0;
		width: 100%;
	}
	.nyarticle img {
		width: 100%;
	}
	.new {
		margin-right: 0;
		width: 100%;
	}
	.new p {
		overflow: hidden;
		height: 18px;
		font-size: 17px;
	}
	.ma_l {
		display: none;
	}
	.ma_r {
		margin-left: 0;
		width: 100%;
	}
}
@media (max-width: 800px) {
	.head .box div {
		display: none;
	}
	.tel {
		display: none;
	}
	.logo {
		display: block;
		float: none;
		margin: 10px auto;
		width: 100%;
		text-align: center;
	}
	.mmap dd {
		width: 98%;
	}
	#banner {
		display: none;
	}
	#sjslideBox {
		display: block;
	}
}
@media (max-width: 500px) {
	.head {
		display: none;
	}
	.nav .box {
		width: 100%;
	}
	.header {
		margin: 0;
	}
	/* .logo img{ width:85%;}*/
	#right {
		top: 20%;
	}
	.form {
		margin-bottom: 30px;
	}
	.for {
		margin-top: 20px;
		background: #272727;
	}
	#left {
		top: 20%;
	}
	.nav ul {
		border-right: 1px #25e953 solid;
		border-bottom: 1px #25e953 solid;
	}
	.nav ul li {
		box-sizing: border-box;
		border-left: 1px #25e953 solid;
		border-top: 1px #25e953 solid;
		width: 33.3%;
		height: 40px;
		line-height: 40px;
	}
	#p {
		left: 45%;
		bottom: 10%;
	}
	.prod {
		width: 49%;
	}
.prod:nth-of-type(3n) {
    margin-right: 2%;
}
.prod:nth-of-type(2n) {
    margin-right: 0;
}
.case li {
    width: 49%;
    margin-right: 2%;
}
.case li:nth-of-type(4n) {
    margin-right: 2%;
}
.case li:nth-of-type(2n) {
    margin-right: 0;
}
	.ys {
		padding: 10px 0;
	}
	.ys h2 {
		font-size: 28px;
	}
	.services-box {
		margin-left: 0;
		margin-right: 2%;
		width: 49%;
	}
	.services-box:nth-of-type(2n) {
		margin-right: 0;
	}
	.services-box h3 {
		padding: 5px 0;
	}
	.services-box p {
		height: 160px;
	}
	.aboutimg {
		display: none;
	}
	.about-d {
		margin-left: 0;
		width: 100%;
	}
	.about {
		margin: 30px 0;
	}
	.case h2 {
		margin-bottom: 15px;
	}
	.news {
		margin-top: 20px;
	}
	.news h2 {
		font-size: 28px;
	}
	.news-much li {
		margin-right: 0;
		width: 100%;
	}
	.form ul {
		display: none;
	}
	.fo {
		margin-top: 0;
	}
	.fo_l {
		width: 100%;
		text-align: center;
	}
	.fo_r {
		margin-top: 7%;
		width: 100%;
		text-align: center;
	}
	.for {
		text-align: center;
	}
	.for span {
		display: none;
	}
	.bottom_bottom {
		display: block;
		position: fixed;
		left: 0;
		bottom: -2px;
		z-index: 999;
		width: 100%;
		background: #44b753;
	}
	.bottom_bottom nav {
		overflow: hidden;
	}
	.bottom_bottom nav a {
		display: block;
		float: left;
		width: 33.33333%;
		line-height: 45px;
		text-decoration: none;
		text-align: center;
		color: #fff;
	}
	.main {
		margin: 20px 0;
	}
	.mar p {
		font-size: 14px;
	}
	#contont4 {
		margin: 30px 0;
	}
	.tjcp_d {
		margin: 2% 2% 0;
		margin-left: 0;
		width: 49%;
	}
	.tjcp_d:nth-of-type(2n) {
		margin-right: 0;
	}
	.ndiv {
		width: 100%;
	}
	.new {
		width: 100%;
	}
	.apa1 {
		font-size: 22px;
	}
	.maa {
		margin: 1.2%;
		width: 47%;
	}
	.mar div:nth-child(4) {
		display: block;
	}
	.mar div {
		width: 47%;
	}
	.mar div:nth-child(3) {
		margin: 30px 3% 30px 0;
	}
	.new div {
		width: 22%;
	}
	.ssk {
		display: none;
	}
	.xuanfu {
		display: none;
	}
	#case {
		width: 100%;
	}
}