/* 网站首页 */
.website {
  box-sizing: border-box;
  min-width: 1366px;
  height: 100%;
  background-color: #fff;
}

/* 头部导航栏 */
.website-header {
  flex-shrink: 0;
  display: flex;
  flex-direction: row;
  align-items: center;
  width: 100%;
  height: 56px;
  background-color: #eee;
  box-shadow: 0 0 10px 0 #ff00ff;
}

.header-item {
  display: inline-flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;

  box-sizing: border-box;
  height: 100%;
  padding: 0 18px;
  border-top: 2px solid transparent;
  border-bottom: 2px solid transparent;
  font-size: 16px;
  font-weight: 400;
}

.header-item>a {
  color: #666;
  cursor: pointer;
  text-decoration: unset;
}

.header-item.logo {
  margin-right: 18px;
  padding: 0 24px;
}

.header-item.logo>a {
  height: 29px;
}
 
.header-item.active {
  border-bottom: 2px solid #1890ff;
}

/* logo 图片 */
.item-logo-img {
  width: 167px;
  height: 29px;
}

/* 内容展示区 */
.website-main {
  width: 100%;
  height: auto;
  background-color: #fff;
  flex-grow: 1;
  overflow-y: auto;
}

/* 内容各模块 */
.main-part {
  width: 100%;
  flex-shrink: 0;
  position: relative;
}

#introduce {
  height: 88vh;
  width: 100% !important;
}

#service {
  box-sizing: border-box;
  height: auto;
  padding-bottom: 20px;
}

#customer {
  box-sizing: border-box;
  height: auto;
  padding-bottom: 20px;
}

/* #cases {
  height: 1080px;
  overflow: hidden;
} */

#about {
  width: 100%;
  height: 890px;
  background-color: #F7F7F7;
}

#footer {
  width: 100%;
  height: 220px;
  background-color: #061339;
}

/* 标题公共样式 */
.big-title {
  padding-top: 125px;
  /* 必须用 padding，否则动画有问题 */
  padding-bottom: 65px;
  overflow: hidden;
}

.title-mask {
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
}

.title-mask-span{
  transform: translateY(105%);
  will-change: transform;
  transition: transform 0.8s cubic-bezier(0.52, 0.01, 0, 1) 0s;
}

.title-mask-span.show {
  transform: translateY(0);
}

.big-title .title-mask-big {
  font-size: 6rem;
  color: #000;
  line-height: 92px;
  margin-bottom: 8px;
}

.big-title .title-mask-small {
  font-size: 3.5rem;
  line-height: 44px;
  color: #666;
}

.title-mask-delay{
  transition-delay: 0.5s;
}

#cases .title-mask{
  transform: translateY(0);
}

/* 轮播图 */
.carousel-ul,
.carousel-li {
  height: 100%;
  width: 100%;
}

.carousel-li {
  display: none;
  position: relative;
}

.viedo—image {
  position: absolute;
  z-index: 2;
  width: 100%;
  height: 100%;
}

.viedo-image-hidden {
  display: none;
}

.carousel-li #viedo {
  width: 100%;
  height: 100%;
  object-fit: fill;
  position: absolute;
  z-index: 1;
}

.carousel-li .title {
  width: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 7.2rem;
  color: #fff;
  z-index: 3;
}

.carousel-show {
  display: block !important;
}

.dot-content>ul {
  z-index: 3;
  width: 40px;
  height: 10px;
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  column-gap: 5px;
}

.dot-content li {
  width: 10px;
  height: 10px;
  background: #eee;
  background: transparent;
  border: 1px solid #fff;
  opacity: 0.7;
  border-radius: 50%;
  box-sizing: border-box;
}

.dot-active {
  background: white !important;
  opacity: 1 !important;
}

.carouse-title-mask{
   overflow: hidden;
   display: flex;
}

.carouse-mask-span{
  transform: translateY(105%);
  will-change: transform;
  transition: transform 1s cubic-bezier(0.52, 0.01, 0, 1) 0s;
}

.show-mask {
  transform: translateY(0);
}