/* 全局样式 */
html,body{
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}
#app{
 position: relative;
}

.mask {
  position: fixed;
  top: 44px; /* 设置为 header 的高度 */
  left: 0;
  width: 100%;
  height: calc(100% - 44px); /* 减去 header 的高度 */
  background-color: #ccc;
  opacity: 0.7;
}

header{
  width: 100%;
  height: 44px;
  background-color: #fff;
  padding: 15px 50px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  position: sticky;
  top:0;
  z-index:999;
}


/* 导航栏样式 */
.navbar {
  width: 50%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-around;
  margin: 0 auto;
}

.logo img {
  height: 30px;
}

.nav-links {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-around;
  list-style: none;
}

.nav-links li {
  margin-right: 20px;
}

.nav-links li a {
  text-decoration: none;
  color: #333;
  text-align: center;
}

.nav-links li a:hover {
  color: #333;
}

.search img{
  width: 16px;
}

.search-input {
  display: none;
}
.search-input input{
  width: 440px;
  outline: none;
  border: 0px;
}


/* 内容区域 */
.mainBox{
  width: 100%;
  height: auto;
  min-height: calc(100vh - 44px);
  /* background-color: pink; */
  background-color: #f5f5f7;
  overflow: auto;
}
.cont{
  margin: auto;
  width: 60%;
  padding: 10px;
  box-sizing: border-box;
  /* border: 1px solid #000; */
}

.cont>p{
  margin: 0;
}

.desc{
  font-size: 14px;
}
.desc1{
  margin-top: 50px!important;
}
.contTitle{
  font-size: 26px;
  font-weight: 700;
}
.desc2{
  margin-top: 10px!important;
}


.btn{
  margin-top: 40px;
}
.btn span{
  display: inline-block;
  padding: 6px 10px;
  background-color: #000;
  color: #fff;
  text-align: center;
  font-size: 12px;
  border-radius: 4px;
}


.videoBox{
  margin-top: 20px;
}

.video{
  width: 80%;
  height: 500px;
  /* background-image: url(../image/open/API.png);
  background-size: 100%;
  background-size: 100%;
  background-repeat: no-repeat; */
}

.video img{
  width: 100%;
  height: 100%;
}