.header{
    width: 100vw;
    height: 104px;
    position: fixed;
    background-color: #000;
    z-index: 999;
    top: 0;
    left: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 50px;
}
.flex-center{
    display: flex;
    justify-content: center;
    align-items: center;
}
.logoText{
    font-size: 30px;
    color: #fff;
    font-weight: 600;
}
.tab{
    font-size: 25px;
    color: #fff;
    border-bottom: 1px solid #000000;
    margin-right: 50px;
    line-height: 25px;
    cursor: pointer;
}
.activeTab{
    border-bottom: 1px solid #fff;
}
.page1-img{
    width: 50px;
    height: 50px;
}
.cau-container{
    height: 500px;
    position: absolute;
    left: 10%;
    top: 30%;
    z-index: 2;
}
.page1-title{
    color: #fff;
    font-size: 40px;
    font-weight: 500;
}
.page1-subtitle{
    margin-top: 30px;
    color: #fff;
    font-size: 30px;
    font-weight: 300;
}
.page1 .page1-indicators{
    position: absolute;
    left: 0;
    bottom: 20%;
    display: flex;
}
.circle-indicator{
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background-color: #676060;
    margin-right: 10px;
    cursor: pointer;
}
.indicator-active{
    background-color: #fff;
}
.page2{
    width: 100vw;
    height: 100vh;
    background-color: #fff;
}
.mt-130{
    margin-top: 130px;
}
.w-h-76{
    width: 76px;
    height: 76px;
}
.page2-m{
    margin: 0 80px;
}
.page2-title{
    width: 100%;
    text-align: center;
    font-size: 50px;
    font-weight: 600;
    color: #000;
}
.des-item{
    width: 440px;
    height: 533px;
    border: 1px solid #eee;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 10px;
    padding: 50px 50px 150px;
}
.we-text-top{
    font-size: 30px;
    color: #000;
    margin-top: 40px;
}
.we-text-bottom{
    font-size: 20px;
    color: #000;
    margin-top: 40px;
}
.page3 {
    width: 100vw;
    height: 100vh;
    background: #000;
    position: relative;
    overflow: hidden;
}

.page3-item{
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 50px;
}

/* 使用伪元素添加模糊背景图 */
.page3::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../assets/imgs/bg3.jpg') 100% 100% no-repeat;
    background-size: cover;
    filter: blur(15px); /* 添加高斯模糊 */
    z-index: 0; /* 确保背景图在文字下面 */
}

/* 确保文字在背景图之上 */
.page3 .content {
    position: relative;
    font-size: 28px;
    font-weight: 500;
    z-index: 1; /* 文字层级高于背景 */
    color: #fff; /* 设置文字颜色清晰可见 */
    text-align: left; /* 可选：使文字居中 */
    padding: 20px; /* 可选：文字的内边距 */
}
.page3 .title{
    position: relative;
    font-size: 50px;
    font-weight: 600;
    z-index: 1; /* 文字层级高于背景 */
    color: #fff; /* 设置文字颜色清晰可见 */
    text-align: center; /* 可选：使文字居中 */
    padding: 20px; /* 可选：文字的内边距 */
}
.width{
    width: 50vw;
    margin: 200px auto 0;
}
.page4{
    width: 100vw;
    height: 100vh;
    background: #fff;
}
.pag4-con{
    display: flex;
    flex-direction: column;
    align-items: center
}
.page4-mt40{
    margin-top: 40px
}
.box-title{
    font-size: 50px;
    font-weight: 600;
    color: black;
    margin-bottom: 50px;
}
.box-content{
    width: 70vw;
    margin: 0 auto;
    padding-top: 200px;
    box-sizing: border-box;

}
.from{
    font-size: 20px;
    font-weight: 500;
}
.message-box{
    border-radius: 5px;
    box-sizing: border-box;
    padding: 25px 25px;
    height: 300px;
    width: 910px;
}
.from{
    font-size: 28px;
    font-weight: 500;
    color: #000;
}
.com{
    margin-top: 100px;
    font-size: 18px;
}

.address{
    font-size: 19px;
    margin-bottom: 30px;
}
.relative{
    position: relative;
}
.mask{
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.2);
}


@media screen and (max-width: 1740px) {
    .header{
        width: 100vw;
        height: 80px;
        position: fixed;
        background-color: #000;
        z-index: 999;
        top: 0;
        left: 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0 50px;
    }
    .flex-center{
        display: flex;
        justify-content: center;
        align-items: center;
    }
    .logoText{
        font-size: 30px;
        color: #fff;
        font-weight: 600;
    }
    .tab{
        font-size: 25px;
        color: #fff;
        border-bottom: 1px solid #000000;
        margin-right: 50px;
        line-height: 25px;
        cursor: pointer;
    }
    .activeTab{
        border-bottom: 1px solid #fff;
    }
    .page1-img{
        width: 50px;
        height: 50px;
    }
    .cau-container{
        height: 500px;
        position: absolute;
        left: 10%;
        top: 30%;
        z-index: 2;
    }
    .page1-title{
        color: #fff;
        font-size: 40px;
        font-weight: 500;
    }
    .page1-subtitle{
        margin-top: 30px;
        color: #fff;
        font-size: 30px;
        font-weight: 300;
    }
    .page1 .page1-indicators{
        position: absolute;
        left: 0;
        bottom: 20%;
        display: flex;
    }
    .circle-indicator{
        width: 30px;
        height: 30px;
        border-radius: 50%;
        background-color: #676060;
        margin-right: 10px;
        cursor: pointer;
    }
    .indicator-active{
        background-color: #fff;
    }
    .page2{
        width: 100vw;
        height: 100vh;
        background-color: #fff;
    }
    .mt-130{
        margin-top: 65px;
    }
    .w-h-76{
        width: 76px;
        height: 76px;
    }
    .page2-m{
        margin: 0 80px;
    }
    .page2-title{
        width: 100%;
        text-align: center;
        font-size: 50px;
        font-weight: 600;
        color: #000;
    }
    .des-item{
        width: 300px;
        height: 533px;
        border: 1px solid #eee;
        display: flex;
        flex-direction: column;
        border-radius: 10px;
        padding: 30px 30px 70px;
    }
    .we-text-top{
        font-size: 30px;
        color: #000;
        margin-top: 40px;
    }
    .we-text-bottom{
        font-size: 20px;
        color: #000;
        margin-top: 40px;
    }
    .page3 {
        width: 100vw;
        height: 100vh;
        background: #000;
        position: relative;
        overflow: hidden;
    }

    .page3-item{
        display: flex;
        flex-direction: column;
        align-items: center;
        margin-top: 40px;
    }

    /* 确保文字在背景图之上 */
    .page3 .content {
        position: relative;
        font-size: 28px;
        font-weight: 500;
        z-index: 1; /* 文字层级高于背景 */
        color: #fff; /* 设置文字颜色清晰可见 */
        text-align: left; /* 可选：使文字居中 */
        padding: 0; /* 可选：文字的内边距 */
    }
    .page3 .title{
        position: relative;
        font-size: 50px;
        font-weight: 600;
        z-index: 1; /* 文字层级高于背景 */
        color: #fff; /* 设置文字颜色清晰可见 */
        text-align: center; /* 可选：使文字居中 */
        padding: 0; /* 可选：文字的内边距 */
    }
    .width{
        width: 980px;
        margin: 120px auto 0;
    }
    .page4{
        width: 100vw;
        height: 100vh;
        background: #fff;
    }
    .pag4-con{
        display: flex;
        flex-direction: column;
        align-items: center
    }
    .page4-mt40{
        margin-top: 40px
    }
    .box-title{
        font-size: 50px;
        font-weight: 600;
        color: black;
        margin-bottom: 50px;
    }
    .box-content{
        width: 70vw;
        margin: 0 auto;
        padding-top: 120px;
        box-sizing: border-box;

    }
    .from{
        font-size: 20px;
        font-weight: 500;
    }
    .message-box{
        border-radius: 5px;
        box-sizing: border-box;
        padding: 25px 25px;
        height: 300px;
        width: 880px;
    }
    .from{
        font-size: 28px;
        font-weight: 500;
        color: #000;
    }
    .com{
        margin-top: 100px;
        font-size: 18px;
    }
}