.w {
  width: 1200px;
  margin: 0 auto;
}

/* header */
.header-top-bg {
  width: 100%;
  background: #EFF2FB;
}
.header-top-box {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 1200px;
	height: 60px;
	margin: 0 auto;
}
.header-left {
	display: flex;
	align-items: center;
}

.header-left img {
	width: 40px;
	margin-right: 13px;
}
.header-title h1 {
	font-family: 'Microsoft YaHei';
	font-style: normal;
	font-size: 18px;
	line-height: 24px;
	color: #000;
	margin-top: 3px;
}
.header-title span {
	font-family: 'Microsoft YaHei';
	font-style: normal;
	font-weight: 400;
	font-size: 12px;
	color: #000;
}
.header-right {
  display: flex;
  align-items: center;
}
.header-right a {
	position: relative;
	display: inline-block;
	height: 60px;
	line-height: 60px;
	margin-left: 32px;
	font-family: 'Microsoft YaHei UI';
	font-style: normal;
	font-weight: 400;
	font-size: 16px;
  color: #000;
}
.header-right a:hover {
  color: rgb(26, 25, 25);
}
.header-right a.header-download {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 118px;
  height: 38px;
  background: #6688FC;
  border-radius: 4.42719px;
  margin-left: 18px;
}
.header-right a.header-download:hover {
  background: #5578ec;
}
.header-right a.header-download span {
  font-family: 'PingFang SC';
  font-style: normal;
  font-weight: 500;
  font-size: 14px;
  line-height: 25px;
  text-align: center;
  color: #FFFFFF;
  margin-left: 8px;
}
.header-right a.header-download img {
  height: 22px;
}
.header-right p {
  font-size: 16px;
  color: #000;
}

/* hidden-header */
.hidden-header-box {
	display: none;
	width: 100%;
	background-color: #FFFFFF;
	position: fixed;
	top: 0;
	left: 0;
	z-index: 999;
	border-bottom: 1px solid #ddd;
}
.hidden-header-content {
	display: flex;
	align-items: center;
	justify-content: space-between;
	width: 1200px;
  height: 60px;
	margin: 0 auto;
}


/* banner */
.banner-box {
  background: url(../imgs/bg.png) no-repeat center bottom;
  background-size: cover;
}

.banner-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  box-sizing: border-box;
  margin-top: -52px;
}
.banner-content 
.banner-title {
  display: flex;
  align-items: center;
}
.banner-title h1:nth-child(1) {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 700;
  font-size: 44px;
  line-height: 44px;
  letter-spacing: 0.1em;
  color: #233042;
}
.banner-title h1:nth-child(2) {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 700;
  font-size: 44px;
  line-height: 57px;
  letter-spacing: 0.1em;
  color: #FFFFFF;
  background: #6688FC;
  padding-left: 5px;
  box-sizing: border-box;
}
.banner-content > img {
  width: 1000px;
  margin-top: 82px;
  margin-left: -100px;
}
.banner-p1 {
  width: 431px;
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 400;
  font-size: 18px;
  line-height: 32px;
  color: #717994;
  margin-top: 21px;
  margin-bottom: 80px;
}

.banner-text a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 323px;
  height: 74px;
  background: #6688FC;
  border-radius: 12px; 
}

.banner-text a:hover {
  background: #5a77d8;
}

.banner-text a span {
  font-family: 'Source Han Sans CN';
  font-style: normal;
  font-weight: 500;
  font-size: 24px;
  color: #FFFFFF;
  margin: 0 21px; 
}
.banner-p3 {
  margin-top: 14px;
}
.banner-p3,.banner-p2 {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 400;
  font-size: 15px;
  line-height: 26px;
  color: #717994; 
}
.banner-p4 {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: bold;
  font-size: 20px;
  line-height: 26px;
  color: #000;
  margin-top: 30px;   
}
.banner-p4 span {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: bold;
  font-size: 30px;
  line-height: 26px;
  color: #6688FC; 
  margin: 0 6px;
}

/* 高清 • 稳定 • 无延迟 */
.func-box {
  margin-top: 100px;
}

.func-content {
  width: 75%;
  min-width: 1200px;
  max-width: 1440px;
  background: #EFFBF7;
  border-radius: 50px;
  padding-top: 80px;
  padding-bottom: 100px;
  box-sizing: border-box;
}

.func-content h1 {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 700;
  font-size: 32px;
  line-height: 32px;
  color: #233042;
  text-align: center;
}

.func-content>p {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 400;
  font-size: 18px;
  line-height: 18px;
  text-align: center;
  color: #333333;
  margin-top: 30px;
  margin-bottom: 70px;
}

.func-content ul {
  display: flex;
  align-items: center;
  justify-content: center;
}

.func-content ul.func-ul1 {
  margin-bottom: 24px;
}

.func-content ul li {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 252px;
  height: 220px;
  background: #FFFFFF;
  border-radius: 12px;
  margin-right: 24px;
}

.func-content ul li:last-child {
  margin-right: 0;
}

.func-content ul li .func-text {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.func-content ul li .func-text img {
  display: block;
  margin: 0 auto;
}

.func-content ul li h2 {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 700;
  font-size: 16px;
  line-height: 16px;
  text-align: center;
  color: #233042;
  margin-top: 24px;
  margin-bottom: 20px;
}

.func-content ul li p {
  width: 176px;
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 400;
  font-size: 14px;
  line-height: 22px;
  text-align: center;
  color: #717994;
}


.func-content ul li span {
  display: none;
  width: 252px;
  height: 220px;
  background-clip: padding-box, border-box;
  background-origin: padding-box, border-box;
  background-image: linear-gradient(to right, #FFFFFF, #FFFFFF), linear-gradient(131.17deg, #FF9DE4 8.1%, #86ADEE 34.52%, #7DAEFF 87.95%);
  box-sizing: border-box;
  border: 2px solid transparent;
  border-radius: 12px;
}

.func-content ul li:hover span {
  display: block;
}


/* 简单3步，手机即变电脑摄像头 */
.step-box {
  margin-top: 150px;
}

.step-box h1 {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 700;
  font-size: 32px;
  line-height: 32px;
  color: #233042;
  text-align: center;
  margin-bottom: 70px;
}

.step-box ul {
  display: flex;
  justify-content: space-evenly;
}

.step-box ul li h2 {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 700;
  font-size: 16px;
  line-height: 16px;
  color: #233042;
  margin-left: 22px;
}

.step-box ul li:nth-child(2) {
  margin-top: 40px;
}

.step-box ul li:nth-child(3) {
  margin-top: 80px;
}

.step-box ul li p {
  width: 155px;
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 400;
  font-size: 14px;
  line-height: 22px;
  color: #717994;
  margin-top: 20px;
  margin-left: 22px;
}

.step-box ul li .step-img {
  position: relative;
}

.step-box ul li .step-img img:nth-child(2) {
  position: absolute;
  left: 7px;
  bottom: 14px;
}

/* 使用场景 */
.scen-box {
  margin-top: 161px;
}

.scen-content {
  width: 75%;
  min-width: 1200px;
  max-width: 1440px;
  padding-top: 110px;
  padding-bottom: 160px;
  box-sizing: border-box;
  background: #FEF2F2;
  border-radius: 50px;
}

.scen-content h1 {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 700;
  font-size: 32px;
  line-height: 32px;
  color: #233042;
  text-align: center;
  margin-bottom: 100px;
}

.scen-content ul {
  display: flex;
  align-items: center;
  justify-content: center;
}

.scen-content ul li {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 15%;
  min-width: 190px;
  max-width: 224px;
  height: 224px;
  background: #FFFFFF;
  border-radius: 12px;
  margin-right: 20px;
}

.scen-content ul li:last-child {
  margin-right: 0;
}

.scen-content ul li .scen-text {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.scen-text h2 {
  font-family: 'Microsoft YaHei';
  font-style: normal;
  font-weight: 700;
  font-size: 16px;
  line-height: 16px;
  text-align: center;
  color: #233042;
  margin-top: 40px;
}

.scen-content ul li span {
  display: none;
  width: 100%;
  min-width: 190px;
  max-width: 224px;
  height: 224px;
  background-clip: padding-box, border-box;
  background-origin: padding-box, border-box;
  background-image: linear-gradient(to right, #FFFFFF, #FFFFFF), linear-gradient(131.17deg, #FF9DE4 8.1%, #86ADEE 34.52%, #7DAEFF 87.95%);
  box-sizing: border-box;
  border: 2px solid transparent;
  border-radius: 12px;
}

.scen-content ul li:hover span {
  display: block;
}

/* 评价 */
.assess-box {
  width: 100%;
  padding: 100px 0;
  box-sizing: border-box;
}

.assess-content {
  width: 1200px;
  margin: 0 auto;
}

.assess-content ul:nth-child(1) li {
  display: none;
  width: 100%;
  height: 307px;
  box-sizing: border-box;
  background: #F9FBFF;
  border-radius: 30px;
  position: relative;
  z-index: 10;
  text-align: center;
  padding-top: 48px;
}

.assess-star h1 {
  font-size: 26px;
  font-weight: 700;
  color: #2D2856;
  margin-bottom: 24px;
}

.assess-content ul:nth-child(1) li span {
  display: block;
  width: 1000px;
  height: 1px;
  background: #EDF0F3;
  border-radius: 0px 0px 0px 0px;
  margin: 40px auto 0 auto;
}

.assess-content ul:nth-child(1) li p {
  font-size: 18px;
  font-weight: 400;
  color: #666473;
  margin-top: 44px;
}

.assess-content ul:nth-child(1) li i {
  display: block;
  width: 40px;
  height: 40px;
  background: #F9FBFF;
  border-radius: 2px 2px 2px 2px;
  transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  -moz-transform: rotate(45deg);
  -webkit-transform: rotate(45deg);
  -o-transform: rotate(45deg);
  position: absolute;
  bottom: -20px;
}

.left1 {
  left: 101px;
}

.left2 {
  left: 338px;
}

.left3 {
  left: 579px;
}

.left4 {
  left: 822px;
}

.left5 {
  left: 1062px;
}


.assess-content ul:nth-child(1) li:first-child {
  display: block;
}

.assess-content ul:nth-child(2) {
  display: flex;
  align-items: center;
  justify-content: space-around;
  margin-top: 63px;
}

.assess-content ul:nth-child(2) li {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.assess-content ul:nth-child(2) li:hover {
  cursor: pointer;
}

.assess-content ul:nth-child(2) li img {
  width: 76px;
  height: 76px;
}

.assess-content ul:nth-child(2) li p {
  font-family: 'Microsoft YaHei UI';
  font-style: normal;
  font-weight: 400;
  font-size: 16px;
  line-height: 30px;
  text-transform: lowercase;
  color: #666473;
  margin-top: 17px;
  margin-bottom: 11px;
}

.assess-content ul:nth-child(2) li h2 {
  font-family: 'Microsoft YaHei UI';
  font-style: normal;
  font-weight: 400;
  font-size: 20px;
  line-height: 30px;
  text-align: center;
  letter-spacing: 0.01em;
  color: #283256;
}