*{
    padding:0;
    margin:0;
}
body{
    position:relative;
    transition: all 0.3s ease; 
    font-family: 'XiawuWenKai', sans-serif;
}
.start{

    height:100vh;
    width:99vw;
    z-index:100;
    position:relative;
    overflow:hidden;
}
.start img{
    position:absolute;
    width:100%;
    height:100%;
    object-fit: cover;
    z-index:100;

}
.start .daolan{
    z-index:10;
    position:relative;
    height:100%;
    width:100%;
    display:flex;
    align-items: center;
    justify-content: center;;
}
.start .daolan img{
    object-fit:contain;
    height:87%;
    width:87%;
}
header{
    background-color:rgba(3, 19, 90, 0.9);
    height:85px;
    width:100%;
    position:fixed;
    z-index:1000;
    box-shadow: 0px 3px #999;
}
header ul{
    position:absolute;
    right:5vw;
    top:0;
    line-height:85px;
}
header .this{
    border-top: 3px solid white;
    padding:30px 10px 0;
}
header .this a{
    color:white;
}
h1{
    color:aliceblue;
    position:absolute;
    left:200px;
    top:0;
    line-height:75px;
    font-size:40px;
}
header .title img{
    width:85px;
    position:absolute;
    top:0;
    line-height:150px;
    left:100px;
}
header a{
    text-decoration:none;
    transition:all 0.3s ease;
}
header .notthis a{
    color:rgba(255, 255, 255, 0.808);
    padding:30px 10px 0;
}
header .notthis a:hover{
    border-top: 3px solid white;
    color:white;
}
header li{
    display:inline;
    margin-right:3vw;
    font-size: 15px;;
    font-weight: 500;
}
.分界线{
    background-color:royalblue;
    height:5px;
    margin-top:85px;
}
.image-slider{
    width:100vw;
    height:90vh;
    position:fixed;
    transition:all linear 0.8s;
    /* background-color: aquamarine; */
    display:flex;
    background-color:bisque;
    top:85px;

}
.image-slider img{
    width:100%;
    height:100%;
    object-fit: cover;
    position:absolute;
}
.image-slider .slide{
    opacity:0;
}
.image-slider .slide.current{
    opacity:1;
}
#prev,
#next {
      position: absolute;
      z-index: 150;
      width: 60px;
      height: 60px;
      font-size: 36px;
      color: white;
      text-align: center;
      line-height: 60px;
      background-color: rgba(0, 0, 0, 0.6);
      border-radius: 50%;
      top: calc(50% - 24px);
      transition: all 0.2s;
      cursor: pointer;
      font-weight: bold;
    }
#next{
    right:50px;

}
#prev{
    left:30px;
}
#prev:hover,
#next:hover{
    background-color: rgba(255,255,255,0.6);
    color:black;

}
main{
    position:relative;
    top:900px;
    z-index:0;
    margin-top:120px;
}
.第一部分{
    background-color: antiquewhite;
    height:1200px;
    background-image:url("纺车2.png");
    background-repeat:no-repeat;
    background-size:cover;
    background-position:center;
    /* display:flex;
    flex-direction: column;
    align-items:center; */
    /* justify-content: center; */
    position:relative;
    line-height:50px;
}
.第一部分 h3{
    color:rgb(9, 154, 245);
    font-size:60px;
    height:100px;
    margin-top:110px;
    position:absolute;
    top:110px;
    left:120px;
    border-left:10px solid #fff;
    padding:0px 0px 15px 15px;
    transition: all 0.5s ease; 
    opacity:0;
}
.第一部分 p{
    color:aliceblue;
    position:absolute;
    top:440px;
    left:200px;
    font-size:25px;
    padding-right:600px;
    transition: all 0.5s ease; 
    opacity:0;
}
.第一部分 img{
    height:800px;
    float:right;
    position:absolute;
    top:200px;
    right:70px;
    border:5px solid rgb(62, 97, 171,0.6);
    border-radius: 10px;
    transition: all 0.8s ease-out; 
    opacity:0;
}
.第一部分 a{
    text-decoration: none;
    color:aliceblue;
    font-size: 30px;
    padding:10px;
    border: 2px solid white;
    border-radius: 10px;
    position:absolute;
    top:800px;
    left:200px;
    transition: 0.5s ease;
}
.第一部分 a:hover{
    background-color: rgb(246, 246, 247);
    color:rgb(29, 5, 249);
}
.news{
    background-color: bisque;
    height:120px;
    width:100%;
    display:flex;
    flex-direction: column;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    transition: all 1s ease;
}
.news h3{
    font-size: 40px;
    transition: all 1s ease;
}
.news h4{
    font-size: 20px;
    transition: all 1s ease;
}
.第二部分{
    width:100%;
    background-color: antiquewhite;
    display:flex;
    flex-wrap: wrap;
    align-content: space-evenly;
    justify-content: center;
    background-image: url(蓝染花纹暗色.png);
    background-repeat: no-repeat;
    background-size: cover;
}
.第二部分 div{
    padding:20px;
    width:300px;
    height:300px;
    margin:50px;
    background-color: aliceblue;
    border-radius: 30px;
    transition: all 0.5s ease;
    position: relative;
    overflow: hidden;
}
.第二部分 div:hover{
    cursor: pointer;
    background-color: rgb(17, 32, 168);
    box-shadow:0 0 10px #fff;
    background-image: url(#);
}
.第二部分 div:hover > h4{
    color:rgb(248, 247, 247);
    transform: translateY(-100px);
    font-size: 40px;;
}
.第二部分 div:hover > .word{
    color:rgb(248, 246, 246);
    transform: translateY(-250px);
    opacity: 1;
}
.第二部分 div:hover > .date{
    color:rgb(248, 246, 246);
}
.第二部分 div h4{
    font-size: 30px;;
    border-bottom: 2px solid #999;
    position: absolute;
    top:110px;
    color:aqua;
    transition: 0.5s ease;
}
.第二部分 .date{
    position:absolute;
    right:10px;
    bottom: 10px;
    font-size: 50px;
    color: rgb(153, 153, 153);
    transition:0.5 ease;
}
.第二部分 .word{
    font-size: 15px;
    line-height: 30px;
    position: absolute;
    top:400px;
    opacity: 0;
    transition: 1s ease;
}
.第二部分 .newsblock0{
    
}
.第二部分 .newsblock1{
    background-image: url(微信图片_20250729214208.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}
.第二部分 .newsblock2{
    background-image: url(微信图片_20250729214111.jpg);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}
.第二部分 .newsblock3{
    background-image: url(转发1.png);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
} 
.第二部分 .newsblock4{
    background-image: url(馆长.png);
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
}
.第二部分 .newsblock5{
    background-image: url(图片4.jpg);
    background-size: cover;
    background-repeat: no-repeat;
}


footer{
    background-color: black;
    color:azure;
    height:200px;
    display:flex;
    align-items:center;
    justify-content: center;
    position:relative;
    top:900px;
    flex-wrap: wrap;
}
footer img{
    width:120px;
    margin:25px;
}
footer p{
    color:white;
    font-size: 30px;
}
footer .版权{
    width:100%;
    font-size: 15px;
    padding-left: 45vw;
}