.navbar {
	margin: 0;
	padding: 0;
	border: 0;
	width: 100%;
	height: 43.75rem;
	background-size: contain;
	background: url(../img/about/关于大石banner.png) no-repeat;
	background-size: cover;
	margin-top: -5rem;
}

.nav {
	width: 100%;
	height: 5rem;
	margin: 0;
	display: flex;
	justify-content: center;
	font-size: 0.875rem;
	font-family: Source Han Sans CN;
	font-weight: 400;
	color: #000000;
	background-color: rgba(255, 255, 255, 0.2);
	position: -webkit-sticky;
	 position:sticky;
	 top: 0;
}
.fix{
	background-color: rgba(255, 255, 255, 1) !important;
}
.action{
	color: #2C5BF7 !important; 
	text-decoration: none;
	border-bottom: 0.125rem solid #2C5BF7;
	font-family: Source Han Sans CN;
	font-weight: bold;
}
.nav:hover {
	font-family: Source Han Sans CN;
	font-weight: bold;
	background-color: #ffffff;
	color: #000000;
}

.navbar-left {
	margin: 0;
	width: 43.75rem;

}

.navbar-left img {
	width: 8.25rem;
	padding-top: 1.1875rem;
}

.navbar-right {
	margin: 0;
	display: flex;
	line-height: 5rem;
}

.navbar-right div {
	width: 9.75rem;
	height: 3.75rem;
	text-align: center;
}
.navbar-right div a{
	color: #000000;
}

.navbar-right div a:hover {
	color: #2C5BF7;
	text-decoration: none;
	border-bottom: 0.125rem solid #2C5BF7;

}

.nav:hover .phone {
	color: #2C5BF7 !important;
}
.phone{
	width: 9.75rem;
	height: 3.75rem;
}
.nav:hover .imgs1 {
	
	background: url(../img/slices/客服热线.png) no-repeat;
	
	background-position: 0% 72%;
}
.imgs1{
	width: 0.75rem;
	height: 1.0625rem;
	background: url(../img/slices/客服热线.png) no-repeat;
	
	background-position: 0% 72%;
	
}

.droplist {
	display: none;
	background-color: #333;
	position: absolute;
	float: none;
}



li:hover .droplist {
	display: block;
	width: 9.75rem;
	height: 12.5rem;
	border: none;
}



ul a {
	color: #000000;
	list-style-type: none;
	overflow: hidden;
	text-decoration: none;
}

ul a:hover {
	font-size: 0.875rem;
	font-family: Source Han Sans CN;
	font-weight: bold;
	color: #2C5BF7;
	text-decoration: none;
}

li {
	list-style-type: none;
	display: block;
	float: left;
	width: 9.75rem;
	height: 5rem;
	line-height: 5rem;
	text-align: center;
	color: #000000;
	cursor: pointer;
}

.navs {
	height: 12.5rem;
}

.navs li {
	list-style-type: none;
	display: block;
	float: left;
	width: 9.75rem;
	height: 3.125rem;
	line-height: 3.125rem;
	background-color: #FEFEFF;
	text-align: center;
	color: #000000;
	cursor: pointer;
}

.nav:hover li {
	color: #000000;
}

li:hover {
	color: #2C5BF7;
}

.about {
	
	width: 81.25rem;
	height: 50.625rem;
	margin: 0 auto;
	padding-left: 6.25rem;
	background: url(../img/about/关于大石配图.png) no-repeat;
	background-size: cover;
	background-size: 61.4375rem 50.625rem;
	background-position: right;
	/* background-position:70%; */

}

.aboutimg {
	width: 100%;
	text-align: center;
	margin-top: 5.625rem;

}

.aboutimg1 {
	width: 22.625rem;
	
	margin: 0 auto;

}

.about-text {
	padding-top: 8.75rem;
}

.about-text1 {
	width: 50%;
	font-size: 1.25rem;
	font-family: Source Han Sans CN;
	font-weight: 400;
	color: #000641;
	line-height: 3.75rem;
	text-indent: 2.6rem;
}

.abouts {
	width: 100%;
	height: 51.5625rem;
	/* margin: 0 auto; */
	background: url(../img/about/大石工采背景.png) no-repeat;
	background-size: cover;
	
}

.aboutsimg {
	width: 100%;
	text-align: center;
	padding-top: 4.625rem;
}

.abouts-text {
	width: 75rem;
	text-align: left;
	font-size: 1.25rem;
	font-family: Source Han Sans CN;
	font-weight: 400;
	color: #000641;
	line-height: 2.5rem;
	margin: 0 auto;
	padding-top: 5.25rem;
	text-indent: 2.6rem;
}
.abouts-texts {
	width: 78rem;
	text-align: left;
	font-size: 1.25rem;
	font-family: Source Han Sans CN;
	font-weight: 400;
	color: #000641;
	line-height: 2.5rem;
	margin: 0 auto;
}

.aboutsimgs {
	width: 100%;
	text-align: center;
	padding-top: 3.25rem;
}

.aboutimg2 {
	width: 54.8125rem;
	margin: 0 auto;

}

.aboutimg3 {
	width: 78.75rem;
	margin: 0 auto;

}

.makeflot {
	/* width: 87.5rem; */
	width: 81.25rem;
	margin: 0 auto;
	padding-left: 6.25rem;
	/* display: flex;
	justify-content: space-around; */
	margin-top: 4.25rem;
}

.makeflots {
	width: 100%;
	text-align: center;

}

.makeflotsimg1 {
	width: 22.25rem;
	margin: 0 auto;
	margin-top: 7.5rem;

}

.makeflotsimg2 {
	width: 44.75rem;
	margin-top: 3.75rem;
}

.makeflotsimg3 {
	width: 25.8125rem;
}

.makef {
	width: 87.5rem;
	margin: 0 auto;
	display: flex;
	align-items: center;
	margin-top: 4.25rem;

}

.makeflots-text {
	width: 45.5rem;

	font-size: 1.875rem;
	font-family: Source Han Sans CN;
	font-weight: 800;
	color: #2C5BF7;
	line-height: 3.75rem;
	text-indent: 3.125rem;
	/* padding-left: 6.25rem; */
}

.makeflots-text1 {
	width: 45.5rem;

	font-size: 1.25rem;
	font-family: Source Han Sans CN;
	font-weight: 400;
	color: #000641;
	line-height: 2.5rem;
	text-indent: 2.6rem;

}

.makeflots-img {
	flex: 1;
	padding-left: 5rem;
}


.contents {
	width: 100%;
	margin: 0;
	padding: 0;
	border: 0;
	justify-content: center;
}

.bottom {
	width: 100%;
	/* height: 370px; */
	background: url(../img/slices/底部背景.png) no-repeat;
	
	background-size: cover;
}

.bottom-top {
	width: 87.5rem;
	margin: 0 auto;
	display: flex;
	justify-content: space-between;
	padding-top: 3.25rem;
	margin-top: 8.125rem;
}

.bimg01 {
	width: 11.625rem;

}

.bimg02 {
	width: 9rem;
}

.text-left {
	display: flex;
	margin-top: 5.625rem;
	color: #FFFFFF;
	font-family: Source Han Sans CN;
	font-weight: 400;
}

.text-left div {
	display: flex;
	margin-left: 1.25rem;
	transition: all 0.3s;

}

.text-left a {
	color: #FFFFFF;
	font-family: Source Han Sans CN;
	font-weight: 400;
	text-decoration: none;
}

.text-left div:nth-child(1) {
	display: flex;
	margin-left: 0px;
}

.text-left div:hover {
	border-bottom: 2px solid #ffffff;
	font-weight: 800;
	transition: all 0.3s;
}

.text-right {
	line-height: 3.125rem;
	color: #FFFFFF;
	text-align: center;
}

.bottoms {
	width: 100%;
	height: 3.75rem;
	line-height: 3.75rem;
	font-size: 0.875rem;
	font-family: Source Han Sans CN;
	font-weight: 400;
	color: #FFFFFF;
	background-color: rgba(255, 255, 255, 0.1);
	text-align: center;
	margin-top: 60px;
}

.bottoms a {
	color: #FFFFFF;
}

.text-left a:hover {
	color: #ffffff;
	text-decoration: none;
}

.bottoms a:hover {
	color: #ffffff
}