html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
div pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
font,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
figure,
header,
nav,
section,
article,
aside,
footer,
figcaption {
  margin: 0;
  padding: 0;
  border: 0;
  outline: 0;
  letter-spacing: 3px
}

ul,
li {
  padding: 0;
  margin: 0;
  list-style: none;
}

* {
  box-sizing: border-box;
}

a {
  text-decoration: none !important;
}

html,
body {
    font-weight: 400;
    background-color: #fff;
    font-size: 16px;
}

.content {
    width: 1200px;
    margin: 0 auto;
}

.flex-center  {
    display: flex;
    align-items: center;
    justify-content: center;
}

.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: #ffffff;
}

.header .header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 0;
}

.header .logo {
    width: 85px;
}

.header .logo img {
    width: 100%;
}

.header .nav-menu {
    display: flex;
}

.header .nav-menu li {
    margin-left: 60px;
    display: flex;
    align-items: center;
}

.header .nav-menu a {
    color: #333333;
}

.header .nav-menu a.active {
    font-weight: bold;
    font-size: 18px;
    color: #1D78E9;
}

.header .nav-menu .btn {
    display: inline-block;
    padding: 8px 12px;
    background: #1D78E9;
    border-radius: 5px;
    font-size: 14px;
    color: #FFFFFF;
    text-align: center;
    cursor: pointer;
    color: #ffffff;
}

.header .nav-menu li:last-child {
    margin-left: 20px;
}

.header .nav-menu .eqa-btn {
    background: rgba(128,185,255,0.6);
    border: 1px solid #1D78E9;
    color: #1D78E9;
}

.mobile-toggle {
    display: none;
    cursor: pointer;
}

.contact {
    padding: 140px 0;
    background: url('../images/pc/contact-bg.png') no-repeat;
    background-size: cover;
    background-position: center;
}

.contact h1 {
    height: 34px;
    font-weight: 500;
    font-size: 32px;
    color: #FFFFFF;
    line-height: 34px;
    text-align: center;
    margin-bottom: 76px;
}

.contact .contact-btn {
    width: 130px;
    height: 30px;
    background: #1D78E9;
    border-radius: 15px;
    margin: 0 auto 10px;
    color: #FFFFFF;
    font-size: 14px;
}

.contact h6 {
    height: 20px;
    font-weight: 500;
    font-size: 18px;
    color: #FFFFFF;
    line-height: 18px;
    text-align: center;
}

.footer {
    height: 340px;
    background: #25374E;
}

.footer-content {
    display: flex;
    padding-top: 50px;
}

.footer .footer-nav {
    display: flex;
    align-items: center;
    height: 20px;
    width: 578px;
}

.footer .footer-nav__item {
    margin-right: 50px;
    font-size: 18px;
}

.footer .footer-nav__item:last-child {
    margin-right: 0;
}

.footer .footer-nav__item a {
    color: #ffffff;
}

.footer .company-infos {
    margin-left: 140px;
}

.footer .company-item {
    margin-bottom: 16px;
    font-size: 14px;
    color: #FFFFFF;
    width: 288px;
}

.footer .company-title {
    padding-left: 24px;
    position: relative;
    height: 18px;
    line-height: 16px;
    margin-bottom: 6px;
}

.footer .company-title img {
    display: block;
    width: 14px;
    height: 14px;
    position: absolute;
    top: 2px;
    left: 0;
}

.footer .company-title .icon-email {
    width: 15px;
    height: 11px;
    top: 3px;
}

.footer .company-title .icon-area {
    width: 18px;
    height: 16px;
    top: 1px;
}

.footer .company-desc {
    padding-left: 24px;
    line-height: 16px;
}

.footer .ewm {
    margin-left: 40px;
    padding-left: 40px;
    position: relative;
    font-size: 14px;
    color: #FFFFFF;
    text-align: center;
}

.footer .ewm::before {
    content: '';
    width: 2px;
    height: 145px;
    background: rgba(255, 255, 255, 0.5);
    position: absolute;
    top: 14px;
    left: 0;
}

.footer .ewm img {
    width: 112px;
    height: 110px;
    margin-bottom: 14px;
}

.footer .ewm-img {
    width: 112px;
    height: 110px;
    margin-bottom: 14px;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.footer .footer-bottom {
    height: 34px;
    border-top: 1px solid rgba(255, 255, 255, 0.5);
    margin-top: 30px;
    color: gray;
    font-size: 14px;
}


.title h1 {
    position: relative;
    height: 58px;
    font-weight: bold;
    font-size: 28px;
    color: #333333;
    line-height: 58px;
    text-align: center;
    margin-bottom: 10px;
}

.title h1::after {
    content: '';
    width: 52px;
    height: 2px;
    background: #1D78E9;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.title p {
    text-align: center;
    font-size: 18px;
    color: #999999;
    height: 24px;
    line-height: 24px;
}

@media (max-width: 768px) {
    html,
    body,
    div,
    span,
    applet,
    object,
    iframe,
    h1,
    h2,
    h3,
    h4,
    h5,
    h6,
    p,
    blockquote,
    div pre,
    a,
    abbr,
    acronym,
    address,
    big,
    cite,
    code,
    del,
    dfn,
    em,
    font,
    img,
    ins,
    kbd,
    q,
    s,
    samp,
    small,
    strike,
    strong,
    sub,
    sup,
    tt,
    var,
    b,
    u,
    i,
    center,
    dl,
    dt,
    dd,
    ol,
    ul,
    li,
    figure,
    header,
    nav,
    section,
    article,
    aside,
    footer,
    figcaption {
        letter-spacing: 0;
    }
    .pcHide {
        display: none !important;
    }
    .content {
        width: 6.9rem;
        margin: 0 auto;
    }

    .header {
       height: 0.8rem; 
    }

    .header .logo {
        width: 0.85rem;
        height: 0.58rem;
    }

    .mobile-toggle {
        display: block;
        width: 0.47rem;
        height: 0.41rem;
    }

    .header .header-icon {
        width: 0.47rem;
        height: 0.41rem;
    }

    .header .nav-menu {
        position: fixed;
        top: 0.8rem;
        left: 0;
        width: 100%;
        display: none;
        flex-direction: column;
        align-items: center;
        background: #ffffff;
    }

    .header .header-content {
        padding: 0;
        height: 0.8rem;
    }

    .header .nav-menu li {
        margin: 0 auto;
        width: 6.9rem;
        height: 0.88rem;
        border-bottom: 1px solid rgba(0, 0, 0, 0.12);
        font-size: 0.26rem;
    }

    .header .nav-menu a {
        color: #666666;
    }

    .header .nav-menu li:last-child {
        border: 0;
    }

    .header .nav-menu a.active {
        font-weight: 500;
        font-size: 0.26rem;
    }

    .contact {
        height: 3.06rem;
        background-image: url('../images/mobile/3.png');
        padding: 0.54rem 0 0;
        color: #FFFFFF;
    }

    .contact h1 {
        font-size: 0.32rem;
        text-align: center;
        margin-bottom: 0.5rem;
        height: 0.4rem;
        line-height: 0.4rem;
        font-weight: 400;
    }

    .contact .contact-btn {
        width: 3rem;
        height: 0.8rem;
        background: #1D78E9;
        border-radius: 0.4rem;
        font-size: 0.24rem;
        margin: 0 auto 0.1rem;
    }

    .contact h6 {
        font-size: 0.24rem;
        height: 0.3rem;
        line-height: 0.3rem;
    }

    .footer {
        background: #25374E;
        padding: 0.4rem 0;
        height: auto;
    }

    .footer-content {
        padding: 0;
        flex-direction: column;
    }

    .footer .footer-nav {
        flex-wrap: wrap;
        width: 100%;
        height: auto;
    }

    .footer .footer-nav__item {
        width: 2.3rem;
        margin-right: 0;
        margin-bottom: 0.4rem;
        font-size: 0.26rem;
    }

    .footer .footer-nav__item.textRight {
        text-align: right;
    }

    .footer .company-infos {
        margin-left: 0;
        margin-top: 0.2rem;
    }

    .footer .company-item {
        font-size: 0.26rem;
        margin-bottom: 0.2rem;
    }

    .footer .company-title {
        padding-left: 0.36rem;
        height: 0.4rem;
        line-height: 0.3rem;
        margin-bottom: 0;
    }

    .footer .company-title img {
        width: 0.24rem;
        height: 0.24rem;
        top: 0.06rem;
    }

    .footer .company-title .icon-email {
        width: 0.24rem;
        height: 0.18rem;
        top: 0.08rem;
    }

    .footer .company-title .icon-area {
        width: 0.24rem;
        height: 0.21rem;
        top: 0.06rem;
    }

    .footer .company-desc {
        padding-left: 0.36rem;
        line-height: 0.3rem;
    }

    .footer .ewm {
        margin-left: 0;
        padding-left: 0.36rem;
        font-size: 0.26rem;
        text-align: left;
    }

    .footer .ewm::before {
        background: transparent;
    }

    .footer .ewm-img {
        width: 1.22rem;
        height: 1.22rem;
        margin-bottom: 0.04rem;
    }

    .footer .ewm img {
        width: 1.22rem;
        height: 1.22rem;
        margin-bottom: 0.04rem;
    }

    .footer .footer-bottom {
        padding-top: 0.2rem;
        border-top: 1px solid rgba(255, 255, 255, 0.3);
        font-size: 0.22rem;
        color: rgba(255, 255, 255, 0.3);
        margin-top: 0.6rem;
        height: auto;
    }

    .title h1 {
        height: 0.68rem;
        font-size: 0.36rem;
        line-height: 0.6rem;
        margin-bottom: 0.1rem;
    }

    .title h1::after {
        width: 0.52rem;
    }

    .title p {
        font-size: 0.24rem;
        height: 0.3rem;
        line-height: 0.3rem;
    }
}