* {
	margin: 0;
	padding: 0;

}

/* 设置滚动条整体样式 */
::-webkit-scrollbar {
	width: 0px;
}

/* 设置滚动条轨道样式 */
::-webkit-scrollbar-track {
	background-color: rgba(39, 85, 126, 0.83);
}

/* 设置滚动条滑块样式 */
::-webkit-scrollbar-thumb {
	background-color: rgba(59, 126, 185, 0.83);
	/* border-radius: 5px; */
}

/* 设置滚动条按钮样式 */
::-webkit-scrollbar-button {
	display: none;
}

/* 设置滚动条角落样式 */
::-webkit-scrollbar-corner {
	background-color: rgba(39, 85, 126, 0.83);
}

/* 公共 */
.flex {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
}

/* 视频 */
.video_box {
	width: 100%;
	height: 100vh;
	margin: 0 auto;
	overflow: hidden;
}

.video_box video {
	width: 100%;
	height: 100%;
	object-fit: fill;
	background-size: cover;
}

/* 库搜数字化知识管理平台 */
.img_zsglbox {
	width: 100vw;
	height: 48vh;
}

.img_zsglbox img {
	width: 100%;
	height: 100%;
}

/* 多端适配 */
.ddsp_box {
	width: 100%;
	height: 74vh;
}

.ddsp_box p {
	margin: 0 auto;
	text-align: center;
}

.ddsp_box p:nth-of-type(1) {
	font-size: 4.8vh;
	color: #000;
	font-weight: 600;
	margin-top: 8vh;
}

.ddsp_box p:nth-of-type(2) {
	font-size: 2.4vh;
	color: #B0B0B0;
	margin: 1vh 0;
}

.ddsp_box p:nth-of-type(3) {
	width: 60vw;
	height: 60vh;
}

.ddsp_box p img {
	width: 100%;
	height: 100%;
}

/* 主要亮点 */
.ld_box {
	width: 60%;
	height: 50vh;
	margin: 0 auto;
	margin-top: 10vh;
}

.zyld_box {
	width: 100%;
	height: 80vh;
	background-color: #F8FAFB;
}

.zyld_title {
	font-size: 4.8vh;
	color: #000;
	font-weight: 600;
	padding-top: 8vh;
	text-align: center;
}

.zyld_ftitle {
	font-size: 2.4vh;
	color: #B0B0B0;
	margin: 1vh 0;
	text-align: center;
}

.ld_list {
	width: 30%;
	height: 20vh;
	background-color: #fff;
	display: flex;
	justify-content: flex-start;
	border-radius: 0.5rem;
	padding: 1vh;
}

.ld_list:hover {
	cursor: pointer;
	box-shadow: 0 0 18px #ddd;
}

.mar_b {
	margin-bottom: 2vh;
}

.ld_imgs {
	width: 20vh;
	height: 20vh;
	flex: .4;
}

.ld_imgs img {
	width: 3.2vh;
	height: 3.2vh;
	padding-top: 4vh;
	padding-left: 3.2vh;
}

.right_text {
	flex: 1;
}

.ld_title {
	font-size: 2vh;
	color: #222538;
	font-weight: 600;
	margin-bottom: 2.8vh;
	margin-top: 1.6vh;
	text-align: left;
}

.ld_text {
	font-size: 1.8vh;
	color: #2D3666;
	text-align: left;
}

/* 优势 */
.ys_box {
	width: 100%;
	height: 78vh;
}

.ys_box p {
	margin: 0 auto;
	text-align: center;
}

.ys_box p:nth-of-type(1) {
	font-size: 4.8vh;
	color: #000;
	font-weight: 600;
	margin-top: 8vh;
}

.ys_box p:nth-of-type(2) {
	width: 60vw;
	height: 60vh;
	margin-top: 4vh;
}

.ys_box p img {
	width: 100%;
	height: 100%;
}