* {
    padding: 0;
    margin:0;
}
.nav-b{
    width: 100%;
    background-color: white;

}
.warp{
    display: flex;
    width: 100em;
    height: 130px;
    margin: 0 auto;
    justify-content: space-between;
    /* background-color: red; */
}

.left img{
    width: 150px;
    margin-bottom: 10px;
        }
.nav-mian {
    display: flex;
    width: 60%;
    line-height: 130px;
    font-weight: bold;
    font-size: 34px;
    margin-right:100px;
    letter-spacing: 5px;


}

.right{
    width: 40%;
    height: 100px;
    margin-top: 10px;
}

.right>ul{
    display: flex;
    justify-content: flex-end;
    line-height: 100px;
}

.right a {
    padding: 26px 15px 38px 10px;
    color: #333;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
}

ul, ol, li {
    list-style: none;
}

.logo {
    width: 50%
}
.swiper{
    width: 100%;
    position: relative;

}

.swiper img {
    width: 100%;
}

.jiantou{
    font-size: 3em;
    justify-content: center;
    align-items: center;
    color: white;
    background-color: transparent;
    z-index: 999;
}

.prev{
    position: absolute;
    top: 45%;
    left: 5%;
}
.next{
    position: absolute;
    top:45%;
    right: 5%;
}

.companyName {
    text-align: center;
    margin-top: 150px;
}

.companyName>div{
    font-size: 34px;
    letter-spacing: 5px;
    font-weight: bold;
}

.companyName>p{
    margin-top: 20px;
}

.companyProfile {
    display: flex;
    justify-content:center;
    align-items:center;
    margin-top: 80px;
    margin-bottom: 80px;
    width: 100%;
}

.companyProfile>.profile{
    width: 50%;
    text-align: left;
    margin: 0 auto;
    margin-top: 50px;
    margin-right: 100px;
    letter-spacing:2px;
    color: rgb(102, 102, 102);
    font-size: 18px;
}   


.logoimg>img{
    width: 30%;
}

.companyAdvantage{
    display: flex;
    width: 100%;
}

.companyAdvantageimg{
width: 30%;
}

.companyAdvantage>.text{
    background-color: #f2f2f2;
    justify-content:center;
    align-items:center;
    margin: 0 auto;
} 

.advantage{
         font-size: 34px;
         font-weight: bold;
         justify-content: center;
         text-align: center;
              align-items: center;
              margin: 0 auto;

}

.advantageText{
    justify-content:center;
    align-items:center;
      color: rgb(102, 102, 102);;
    margin-top: 10px;
    letter-spacing: 2px;
    font-size: 20px;
    width: 60%;
}

.footer {
    width: 100%;
    height: 200px;
    text-align: center;
}

.timeline {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    overflow-x: auto;
    /* background-color: white; */
    /* border-bottom: 2px solid #ddd; */
    width: 100%;
    height: 500px;
    margin: 50px 0;
    position: relative;
}

.timeline-line {
    position: absolute;
    width: 80%;
    height: 1px;
    background-color: #777;
    top: 37%;
    z-index: -1;
}

.timeline-items {
    display: flex;
    justify-content: space-around;
    width: 80%;
    position: relative;
}

.event {
    position: relative;
    width: 250px;
    margin-right: 50px;
    padding: 15px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.event-date {
    font-size: 18px;
    font-weight: bold;
    color: #333;
    margin-bottom: 10px;
    text-align: center;
}

.event-content {
    text-align: center;
}

.event-content h3 {
    font-size: 20px;
    color: #444;
    margin-bottom: 10px;
}

.event-content p {
    /* font-size: 14px; */
    color: #777;
}

.timeline .event:before {
    content: '';
    position: absolute;
    left: 50%;
    top: -10px;
    width: 10px;
    height: 10px;
    background-color: #00a0e9;
    border-radius: 50%;
    transform: translateX(-50%);
}