section.banner {
    text-align: center;
    color: white;
    padding-top: 90px;
    position: relative;
    overflow: hidden;
    height: 560px;
    color: #314068;
    background: url("/images/bg-kwt7taxnne15y9v2.jpg") no-repeat center center;
    background-size: cover;
    background-attachment: fixed;
}

    section.banner::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(30,34,40,0.4);
        z-index: 1;
    }

    section.banner > .container {
        max-width: 1200px;
        margin: 0 auto;
        padding: 20px;
        z-index: 2;
        position: relative;
    }

.aboutus {
    width: 1280px;
    display: grid;
    grid-template-columns: 505px 1fr;
    grid-gap: 60px;
    background-color: #fff;
    border-radius: 12px;
    box-shadow: rgba(0,0,0,0.1) 0 6px 22px;
    margin: -80px auto 50px;
    padding: 80px 80px 130px;
    position: relative;
    z-index: 2;
}

.map {
    position: relative;
    background: url("/images/contact-location.jpg") no-repeat;
    border-radius: 12px;
    width: 505px;
    height: 378px;
}

.headimg {
    position: absolute;
    top: -375px;
    left: -10px;
    width: 518px;
    height: 344px;
    background: url("/images/bimg-wns32ap83lfk04ze.png") no-repeat;
}

.intro > h1 {
    text-align: center;
    font-size: 48px;
    font-weight: bold;
    color: #1d1e25;
    margin-bottom: 20px
}

.intro > div > p {
    font-size: 18px;
    text-indent: 2.5rem;
    line-height: 2.2rem;
}

    .intro > div > p:last-child {
        position: absolute;
        padding: 0 80px;
        left: 0
    }


.secaption {
    text-align: center;
}

    .secaption > h2 {
        color: #1d1e25;
        font-size: 32px;
        font-weight: bold;
    }

    .secaption > p {
        color: #676978;
        font-size: 18px;
        padding-top: 15px;
    }
/*表单样式开始*/
.contact-form {
    width: 820px;
    margin: 0 auto;
}

#contactform {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 60px;
}

#lenmsg {
    text-align: right;
    font-size: 14px;
    color: #7f8c8d;
    margin-top: 5px;
    transition: color 0.3s;
    position: absolute;
    right: 0;
}

    #lenmsg.warning {
        color: #e67e22;
    }

    #lenmsg.error {
        color: #e74c3c;
    }
/*表单样式结束*/