.v-box{
  width: 100%;
}
.vInner{
  margin: 0 auto;
  padding: 60px 0 110px 0;
}
.vInner .flow{
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.2);
  border-radius: 4px;
  display: flex;
  display: -webkit-flex;
  align-items: center;
  justify-content: center;
  -webkit-align-items: center;
  -webkit-justify-content: center;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  z-index: 2;
  opacity: 0;
  cursor: pointer;
}
.vInner .flow i{
  font-size: 24px;
  color: #FFFFFF;
}
.vInner .top{
  width: 100%;
  height: 660px;
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}
.vInner .top img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: 0.3s;
}
.vInner .top:hover>img{
  filter: brightness(75%);
}
.vInner .top:hover>.flow{
  opacity: 1;
}
.vInner .item{
  margin-top: 90px;
}
.vInner .item h3{
  font-family: Microsoft YaHei;
  font-weight: bold;
  font-size: 32px;
  color: #000000;
}
.vInner .item ul{
  display: flex;
  display: -webkit-flex;
  flex-wrap: wrap;
  -webkit-flex-wrap: wrap;
  margin-top: 30px;
}
.vInner .item ul li{
  width: calc((100% - 42px) / 3);
  margin-right: 21px;
  margin-bottom: 21px;
}
.vInner .item ul li .img-box{
  width: 100%;
  height: 264px;
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}
.vInner .item ul li .img-box iframe {
    width: 100% !important;
    height: 264px !important;
    border: none;
    display: block;
}
.vInner .item ul li .img-box img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: 0.3s;
}
.vInner .item ul li .img-box:hover>img{
  filter: brightness(75%);
}
.vInner .item ul li .img-box:hover>.flow{
  opacity: 1;
}
.vInner .item ul li:nth-of-type(3n){
  margin-right: 0px;
}
.vInner .item ul li p{
  width: calc(100% - 20px);
  padding: 0 10px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  font-size: 18px;
  color: #333333;
  text-align: center;
  margin-top: 25px;
  line-height: 1.5
}
@media only screen and (max-width: 1366px) {
.vInner .item ul li{
  width: calc((100% - 1.5rem) / 2);
  margin-right: 1.5rem;
  margin-bottom: 1.5rem;
}
.vInner .item ul li .img-box{
  height: 376px;
}
.vInner .item ul li .img-box iframe {
  height: 376px !important;
}
.vInner .item ul li:nth-of-type(2n){
  margin-right: 0;
}
.vInner .item ul li:nth-of-type(3n){
  margin-right: 1.5rem;
}
.vInner .item ul li:nth-of-type(6n){
  margin-right: 0;
}
}
@media only screen and (max-width: 1280px) {
.vInner .item ul li .img-box{
  height: 354px;
}
.vInner .item ul li .img-box iframe {
  height: 354px !important;
}
}
@media only screen and (max-width: 1024px) {
.vInner .item ul li .img-box{
  height: 280px;
}
.vInner .item ul li .img-box iframe {
  height: 280px !important;
}
}
@media only screen and (max-width: 991px) {
.vInner .item ul li .img-box{
  height: 270px;
}
.vInner .item ul li .img-box iframe {
  height: 270px !important;
}
}
@media only screen and (max-width: 768px) {
.vInner .item ul li .img-box{
  height: 206px;
}
.vInner .item ul li .img-box iframe {
  height: 206px !important;
}
}
@media only screen and (max-width: 576px) {
.vInner .item ul li{
  width: calc((100%) / 1);
  margin-right: 0;
  margin-bottom: 1.5rem;
}
.vInner .item ul li .img-box{
  height: 320px;
}
.vInner .item ul li .img-box iframe {
  height: 320px !important;
}
.vInner .item ul li:nth-of-type(2n){
  margin-right: 0;
}
.vInner .item ul li:nth-of-type(3n){
  margin-right: 0rem;
}
.vInner .item ul li:nth-of-type(4n){
  margin-right: 0;
}
.vInner .item ul li:nth-of-type(6n){
  margin-right: 0;
}
}
@media only screen and (max-width: 414px) {
.vInner .item ul li .img-box{
  height: 220px;
}
.vInner .item ul li .img-box iframe {
  height: 220px !important;
}
}
.diaolog{
  width: 100%;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  position: fixed;
  top: 0px;
  left: 0px;
  z-index: 9999;
  display: none;
}
.diaolog video{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  max-height: 75%;
  max-width: 75%;
}
.diaolog i{
  font-size: 46px;
  position: absolute;
  top: 3%;
  right: 3%;
  color: #ffffff;
  cursor: pointer;
}
.diaolog img{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  max-height: 80%;
  max-width: 80%;
}