.main {
	color: #222831;
	cursor: default;
}

header {
	color: var(--colorvariable);
	--colorvariable: white;
}

.topic {
	color: var(--colorvariable);
}

.jumpli a {
	color: var(--colorvariable);
}

.arrowli>div img {
	transform: translateY(12vw);
	filter: drop-shadow(var(--colorvariable) 0 -12vw);
}

h1 {
	text-align: center;
	font-size: 2.5vw;
	font-weight: 600;
	cursor: default;
}

.banner {
	background: url(../img/headBg.e9def215.png) no-repeat;
	background-size: cover;
	height: 30vw;
	width: 100%;
	color: white;
	padding-top: 12vw;
}

.banner>div {
	padding-left: 12%;
	cursor: default;
}

.banner>div>div:first-child {
	font-size: 4vw;
	font-weight: 600;
	margin-bottom: 2vw;
}

.banner>div>div:last-child {
	font-size: 1.45vw;
	margin-top: 4vw;
	background: linear-gradient(to right, #006eff, #00a4ff);
	width: 12%;
	text-align: center;
	border-radius: 1.8vw;
	padding: 1vw 2vw 1vw 2vw;
	cursor: pointer;
}

.banner>div>div:last-child:hover {
	background: linear-gradient(134deg, #006eff 100%, #00a4ff 0%);
}

.banner>div>p {
	font-size: 1.8vw;
	margin-bottom: 1vw;
	width: 40%;
	line-height: 3vw;
}

.livestreamingissues>h1 {
	margin-top: 5vw;
}

.livestreamingissues>ul {
	display: flex;
	justify-content: center;
	gap: 2vw;
	flex-wrap: wrap;
	margin-top: 4vw;
}

.livestreamingissues>ul li img {
	width: 10vw;
	height: 10vw;
	margin-bottom: 2vw;
}

.livestreamingissues>ul li {
	width: 20%;
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	text-align: center;
	padding: 2vw;
	border-radius: 0.2vw;
	transition: all 1s;
	box-shadow: 0 0 1vw #eee;
	z-index: 1;
	font-size: 1.22vw;
}

.livestreamingissues>ul>li:hover {
	box-shadow: 1vw 1vw 1vw #ccc;
	cursor: pointer;
}

.ourlivestreamingfeature {
	margin-top: 8vw;
}

.ourlivestreamingfeature ul {
	display: flex;
	justify-content: center;
	gap: 2vw;
	margin-top: 4vw;
}

.ourlivestreamingfeature ul li {
	background: linear-gradient(to right, #278fff, #05a1ff);
	width: 15%;
	display: flex;
	height: 15vw;
	flex-direction: column;
	justify-content: start;
	align-items: center;
	padding: 1vw;
	color: white;
	border-radius: 0.4vw;
	transition: all 0.5s;
}

.ourlivestreamingfeature ul li:hover {
	transform: scale(1.1);
	cursor: pointer;
}

.ourlivestreamingfeature ul li div {
	font-size: 1.25vw;
	margin-bottom: 1vw;
}

.ourlivestreamingfeature ul li p {
	font-size: 1.1vw;
	margin-top: 1vw;
}

.desc {
	width: 80%;
	margin: 0 auto;
	margin-top: 2vw;
	color: #848c96;
	line-height: 2.5vw;
	font-size: 1.25vw;
}

.ourlivestreamingfeature img {
	display: block;
	margin: 0 auto;
	width: 40vw;
	margin-top: 6vw;
	margin-bottom: 6vw;
}

.unmannedlivestreaming {
	margin-top: 8vw;
}

.wuwu {
	position: relative;
	width: 65%;
	margin: 0 auto;
	margin-top: 4vw;
	box-shadow: 0 0 1vw #ccc;
}

.wuwu>div {
	position: absolute;
	width: 10vw;
	line-height: 2vw;
	color: #333333;
	font-size: 1vw;
}

.firsttag {
	left: -14vw;
	top: 4vw;
}

.secondtag {
	right: -14vw;
	top: 4vw;
}

.thirdtag {
	left: -14vw;
	bottom: 4vw;
}

.fourthtag {
	right: -14vw;
	bottom: 4vw;
}

.firsttag::after,
.thirdtag::after {
	content: '→';
	color: #006EFF;
	font-size: 2vw;
	margin-left: 2vw;
}

.secondtag::before,
.fourthtag::before {
	content: '←';
	color: #006EFF;
	font-size: 2vw;
	margin-right: 2vw;
}

.wuwu img {
	width: 100%;
	border-radius: 1vw;
}

.unmannedlivestreaming>p {
	width: 75%;
	margin: 0 auto;
	margin-top: 3vw;
	line-height: 2.5vw;
	font-size: 1.2vw;
	color: #848c96;
}

.example {
	margin-top: 8vw;
	margin-bottom: 6vw;
}

.examplecontainer {
	display: flex;
	margin-top: 4vw;
	justify-content: center;
	gap: 2vw;
}

.examplecontainer p {
	width: 100%;
	font-size: 1.25vw;
	text-align: center;
	color: #555555;
	/* background: linear-gradient(to right, #278fff, #05a1ff); */
	padding: 1vw;
	border-radius: 0.2vw;
}

.exampleleft,
.exampleright {
	width: 48%;
	display: flex;
	flex-wrap: wrap;
	gap: 1vw;
	justify-content: center;
}

.exampleleft img,
.exampleright img {
	width: 22vw;
	height: 40vw;
	border-radius: 0.2vw;
}

@media (max-width:768px) {
	.banner {
		height: 40vw !important;
		padding-top: 24vw !important;
		padding-bottom: 6vw !important;
	}

	.banner>div>div:first-child {
		font-size: 5vw;
	}

	.banner>div>p {
		font-size: 2.8vw;
		line-height: 5vw;
	}

	.banner>div>div:last-child {
		font-size: 3vw;
		width: 25%;
	}

	h1 {
		font-size: 4.5vw;
	}

	.livestreamingissues>ul li {
		width: 85%;
		font-size: 3vw;
		padding-top: 4vw;
		padding-bottom: 4vw;
		border: solid #eee 0.1vw;
		margin-bottom: 4vw;
	}

	.livestreamingissues>ul li img {
		width: 15vw;
		height: 15vw;
		margin-bottom: 4vw;
	}

	.desc {
		margin-top: 4vw;
		line-height: 5.5vw;
		font-size: 3.25vw;
	}

	.ourlivestreamingfeature img {
		width: 50vw;
		margin-top: 16vw;
		margin-bottom: 16vw;
	}

	.ourlivestreamingfeature ul {
		flex-wrap: wrap;
		gap: 4vw;
	}

	.ourlivestreamingfeature ul li {
		width: 40%;
		height: auto;
		padding-top: 4vw;
		padding-bottom: 4vw;
	}

	.ourlivestreamingfeature ul li div {
		font-size: 4vw;
		margin-bottom: 2vw;
	}

	.ourlivestreamingfeature ul li p {
		font-size: 3.1vw;
		margin-top: 1vw;
		line-height: 5vw;
	}

	.unmannedlivestreaming {
		margin-top: 12vw;
	}

	.wuwu>div {
		display: none;
	}
	
	.wuwu {
	    width: 90%;
	    margin-top: 8vw;
	}
	
	.unmannedlivestreaming>p {
		width: 90%;
	    line-height: 5.5vw;
	    font-size: 3vw;
	}
	
	.examplecontainer { 
	    flex-wrap: wrap;
	}
	
	.exampleleft, .exampleright {
	    width: 90%;
	    gap: 4vw;
		justify-content: center;
		margin-bottom: 4vw;
		margin-top: 4vw;
	}
	
	.exampleleft img, .exampleright img {
	    width: 38vw;
	    height: 69vw;
	}
	
	.examplecontainer p {
	    font-size: 3.25vw;
	}
	
}