.index_header{
	width: 100%;
	max-width: 112.5rem;
	display: flex;
	position: absolute;
	z-index: 10;
	align-items: center;
	box-sizing: border-box;
	padding: 0 20px;
}

.index_header .logo {
	flex: 1;
}

.index_header .logo img {
	width: 100%;
	max-width: 18.75rem;
	height: auto;
}

.index_nav ul {
	display: flex;
	margin: 0px 300px;
	flex: 2;
}

.index_nav ul li {
	width: 120px;
	cursor: pointer;
}

.index_nav ul li a {
	padding: 10px 20px;
	text-align: center;
	display: inline-block;
	white-space: nowrap;
}

.index_header .index_nav a {
	color: #fff;
}

.index_header .index_nav a:hover {
	color: rgb(0, 152, 239);
}

.index_content {
	width: 100%;
	font-family: "Microsoft YaHei", 微软雅黑;
}

/* 轮播图样式 */
.index_content div:first {
	width: 100%;
}

.carousel {
	width: 100%;
	position: relative;
	overflow: hidden;
}

#carousel_item {
	width: 100%;
	height: 100%;
	display: flex;
	transition: transform 1s ease;
}

.carousel .carousel_item {
	width: 100%;
	flex: 0 0 100%;
}

.carousel .carousel_item.active {
	opacity: 1;
	transform: translateX(0);
}

.carousel .carousel_item img {
	width: 100%;
	object-fit: cover;
}

#circle {
	height: 20px;
	display: flex;
	position: absolute;
	bottom: 35px;
	left: 50%;
	transform: translateX(-50%);
	align-items: center;
}

.cir {
	width: 12px;
	height: 12px;
	border-radius: 10px;
	background: rgb(163, 163, 163);
	cursor: pointer;
	margin: 5px;
	transition: background 0.3s ease;
}

.cir.active {
	background-color: #FFFFFF;
}

/* 咨询服务样式 */
.service {
	width: 100%;
	height: 60vh;
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 250px;
}

.service_l {
}

.service_l .p1 {
	font-size: 2rem;
	font-weight: 900;
	position: relative;
	top: -70px;
}

.service_l .p2 {
	font-size: 1rem;
	font-weight: 800;
	color: rgb(51, 51, 51);
	position: relative;
	top: -55px;
}

.service_l span {
	display: block;
	color: rgb(127, 127, 127);
	font-size: 0.9rem;
}

.service_l button {
	color: rgb(255, 255, 255);
	font-size: 0.9rem;
	background-color: rgb(0, 152, 239);
	width: 100%;
	max-width: 200px;
	height: 44px;
	border-radius: 22px;
	position: relative;
	bottom: -55px;
	cursor: pointer;
}

.service_r img {
	width: 100%;
	max-width: 548px;
	height: auto;
}

/* 业务方向样式 */
.direction {
	width: 80%;
	margin: 0 auto;
	text-align: center;
}

.direction p {
	font-size: 2.5rem;
	margin-bottom: 20px;
}

.direction>span {
	display: block;
	color: rgb(170, 170, 170);
	font-size: 0.8rem;
	line-height: 20px;
	letter-spacing: 4px;
}

.direction_b {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	transition: unset;
	margin: 40px;
}

.direction_b div {
	width: 420px;
	height: 300px;
	display: flex;
	justify-content: center;
	align-items: center;
	flex-direction: column;
	border: 1px solid transparent;
}

.direction_b div:hover {
	width: 420px;
	height: 300px;
	border: 1px solid rgb(1, 201, 204);
}

.direction_b img {
	width: 160px;
	height: 160px;
}

.direction_b span {
	display: block;
	margin-top: 20px;
}

/* 客户案例样式 */
.custom {
	width: 80%;
	margin: auto;
	text-align: center;
}

.custom p {
	font-size: 2.5rem;
	margin-bottom: 20px;
}

.custom>span {
	display: block;
	color: rgb(170, 170, 170);
	font-size: 0.8rem;
	line-height: 20px;
	letter-spacing: 4px;
}

.custom_case {
	display: flex;
	flex-wrap: wrap;
	justify-content: center;
	transition: unset;
	margin: 40px;
}

.custom_case div {
	width: 370px;
	height: 310px;
	background-color: #FFFFFF;
	box-shadow: rgba(0, 0, 0, 0.15) 0px 0px 20px;
	margin: 30px 40px;
	cursor: pointer;
}

.custom_case div:hover {
	box-shadow: rgba(6, 139, 215, 0.3) 0px 0px 20px;
	cursor: pointer;
}

.custom_case img {
	width: 340px;
	height: 220px;
	margin: 15px;
}

.custom_case span {
	display: block;
	margin: 5px 15px 0px 15px;
	text-align: left;
	color: rgb(85, 85, 85);
	font-size: 0.8rem;
}

.custom button {
	width: 220px;
	height: 60px;
	background: rgb(0, 152, 239);
	border-radius: 30px;
	color: #FFFFFF;
	font-size: 1.2rem;
	margin-bottom: 100px;
	cursor: pointer;
}
/* 导航图标 */
.toggle-icon{
	display: none;
	cursor: pointer;
}
.b_logo{
	display: none;
}

@media (max-width: 768px) {
	.index_header{
		display: flex;
		justify-content: space-between;
		align-items: center;
	}
	.index_header .logo {
		width: 100%;
		position: relative;
		top: -46px;
	}
	
	.index_header .logo img {
		max-width: 200px;
		margin: 0px;
	}
	.b_logo{
		display: block;
	}
	.w_logo{
		display: none;
	}
	.index_nav{
		position: relative;
	}
	.index_nav .toggle-icon {
		display: block;
		position: absolute;
		top: -55px;
		right: 5px;
		z-index: 10;
	}
	
	.index_nav ul {
		max-height: 0; 
		overflow: hidden;
		transition: max-height 0.5s ease-in-out; 
		flex-direction: column;
		align-items: center;
		position: absolute; 
		top: -19px; 
		right: -19px;
		width: 100%; 
		margin: 0; 
		background-color: rgb(51,51,51);
		opacity: 0.9;
	}
	.index_nav ul.show {
		max-height: 300px;
		width: 100px;
	}
	.index_nav ul li {
		padding-left: 50px;
	}
	
	.index_content{
		margin-top: 50px;
	}
	.service {
		padding-top: 120px;
		flex-direction: column;
		gap: 0;
	}

	.service_l,
	.service_r {
		margin: 0;
		text-align: center;
	}
	.service_l .p1 {
		font-size: 1.5rem;
	}

	.service_r img {
		margin-top: 80px;
	}
	
	.direction p,.custom p {
		font-size: 1.5rem;
	}
}
@media (max-width: 1200px) and (min-width: 768px){
	.service{
		gap:25px;
		width: 80%;
		margin: auto;
	}
}