/* 轮播图 */
.swiper {
	width: 100%;
	position: relative;
	height: auto;
}

.swiper img {
	width: 100%;
	height: auto;
}

/* 虚拟隐藏元素 */
.visuallyhidden {
	position: absolute;
	clip: rect(1px, 1px, 1px, 1px);
	clip-path: inset(0 0 99.9% 99.9%);
	overflow: hidden;
	height: 1px;
	width: 1px;
	padding: 0;
	border: 0;
}

/* B站宣传海报 */
.b2 .container {
	margin: 1rem;
	display: flex;
	gap: 1rem;
	justify-content: space-between;
}
.b2 .container .item:first-child{
	width: 65%;
}
.b2 .container .item:last-child{
	width: 35%;
}

.b2 .container .item img{
	width: 100%;
	height: 100%;
}

/* 认证证书海报 */
.certificate .container {
	margin-bottom: 1rem;
}

/* 新闻动态 */
.news {
	display: flex;
	gap: 7rem;
	justify-content: space-around;
	align-items: center;
	width: 85%;
}

.news .container1 img {
	width: 100%;
	height: auto;
}

.news .container2 {
	flex-grow: 1
}
.news .container2>ul {
	display: flex;
	flex-direction: column;
	justify-content: space-around;
}
.news .container2>ul>li {
	padding: 1.25rem 0;
	cursor: pointer;
	border-bottom: 1px solid #000;
}

.news .container2>ul>li:last-child {
	border-bottom: 0;
}

.news .container2>ul>li ul {
	display: flex;
	flex-direction: row;
	justify-content: flex-start;
}

.news .container2>ul>li ul li:first-child {
	font-size: 1rem;
	font-weight: bold;
}
.news .container2>ul>li ul li h4 {
	font-size: 1rem;
	text-indent: 1rem;
	width: 100%;
	font-weight: bold;
	white-space: nowrap;
	overflow: hidden;
	text-overflow: ellipsis;
}
.news .container2>ul>li:last-child ul li h4 {
	text-indent: 0;
}

.news .container2>ul>li ul li span {
	color: #0052d9;
	display: none;
}

.news .container2>ul>li ul li p {
	font-size: 0.75rem;
	margin-top: 5px;
	color: #2c2c2c;
	text-indent: 1rem;
	white-space: nowrap;
	overflow: hidden;
}


/* 首页B4 && 悬浮按钮 */
.main_B4_div {
	margin: 1rem auto;
	position: relative;
}

.main_B4_div div {
	position: absolute;
	display: flex;
	justify-content: space-between;
	align-items: center;
	gap: 1rem;
}
.main_B4_div img{
	width: 100%;
	height: auto;
}

.main_B4_div div.content1 {
	left: 42%;
	top: 32%;
}

.main_B4_div div.content2 {
	left: 49.3%;
	top: 68%;
}

.main_B4_div div.content3 {
	left: 70%;
	top: 64%;
}

.main_B4_div div .dian {
	width: 1.6rem;
	height: 1.6rem;
	background: #fff;
	border: 8px solid #0052d9;
	border-radius: 50%;
}

.main_B4_div div .text {
	height: 3.375rem;
	line-height: 3.375rem;
	background: rgba(0, 82, 217, .77);;
	border-radius: 30px;
	text-align: center;
	color: #fff;
	padding: 0 2.6875rem;
	font-size: 1rem;
}

.main_B4_div div .text:hover {
	border: 1px solid #fff;
	box-shadow: 0 0 0.5rem 0.125rem rgba(255, 255, 255, 0.5);
}

/* 非PC端 */
@media screen and (max-width:1024px) {

	/* B站宣传海报 */
	.b2 .container .item:first-child {
		width: 50%;
		/* flex-grow: 1; */
	}
	.b2 .container .item:last-child {
		width: 50%;
		/* flex-grow: 1; */
	}

	/* 新闻动态 */
	.news .container1 {
		display: none;
	}

	.news .container2 {
		width: 100%;
	}

	.news .container2>ul>li ul li:nth-child(2) {
		width: 85%;
	}

	.news .container2>ul>li ul li span {
		display: block;
	}

	/* 首页b4 悬浮按钮 */
	.main_B4_div div {
		gap: 0.2rem;
	}

	.main_B4_div div.content1 {
		left: 10%;
		top: 29%;
	}

	.main_B4_div div.content2 {
		left: 6%;
		top: 59%;
	}

	.main_B4_div div.content3 {
		left: 57%;
   		top: 58%;
	}

	.main_B4_div div .dian {
		width: 1rem;
		height: 1rem;
		border: 5px solid #0052d9;
		border-radius: 50%;
	}

	.main_B4_div div .text {
		order: -1;
		height: 2.3rem;
		line-height: 2.3rem;
		padding: 0 1.3rem;
		font-size: 0.75rem;
	}
	.main_B4_div div.content1 .text {
		order: 1;
	}
}