.video-div {
	padding: 40px 0;
	box-sizing: border-box;
	background-color: #F9F9F9;
}

.video-box {
	display: flex;
	justify-content: space-between;
}

.video-box-left {
	display: flex;
	flex-direction: column;
	width: 71.5%;
}

.video-box-left-neirong {
	width: 100%;
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
}

.video-box-left-neirong-item {
	width: 48.5%;
	margin-bottom: 40px;
}

.video-box-left-neirong-item>a {
	display: flex;
	flex-direction: column;
}

.video-box-left-neirong-item-first {
	width: 100%;
	height: 300px;
	border-radius: 20px;
	overflow: hidden;
	position: relative;
}

.video-box-left-neirong-item-first>img {
	width: 100%;
	height: 100%;
}

.video-btn {
	position: absolute;
	left: 50%;
	top: 50%;
	transform: translate(-50%, -50%);
	width: 86px;
	height: 86px;
}

.video-btn>img {
	width: 100%;
	height: 100%;
}

.video-box-left-neirong-item-second {
	font-size: 20px;
	color: #333333;
	margin-top: 22px;
	display: -webkit-box;
	-webkit-box-orient: vertical;
	-webkit-line-clamp: 1;
	overflow: hidden;
}

@media screen and (max-width:750px) {
	.video-box {
		flex-direction: column;
	}

	.video-box-left {
		width: 100%;
	}

	.video-box-left-neirong-item-first {
		height: auto;
	}

	.video-btn {
		width: 30px;
		height: 30px;
	}

	.video-box-left-neirong-item-second {
		margin-top: 10px;
		font-size: 16px;
	}

	.video-box-left-neirong-item {
		margin-bottom: 20px;
	}
}