@font-face {
    font-family: 'Roboto-Black';
    src: url('../Roboto/Roboto-Black-1.ttf') format('truetype');
}
@font-face {
    font-family: 'Roboto-Light';
    src: url('../Roboto/Roboto-Light-10.ttf') format('truetype');
}
@font-face {
    font-family: 'Roboto-Regular';
    src: url('../Roboto/Roboto-Regular-14.ttf') format('truetype');
}
@font-face {
    font-family: 'Roboto-Bold';
    src: url('../Roboto/Roboto-Bold-3.ttf') format('truetype');
}
@font-face {
    font-family: 'Roboto-Medium';
    src: url('../Roboto/Roboto-Medium-12.ttf') format('truetype');
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    min-width: 1620px;
}
.font-roboto-black {
    font-family: 'Roboto-Black';
}
.font-roboto-light {
    font-family: 'Roboto-Light';
}
.font-roboto-regular {
    font-family: 'Roboto-Regular';
}
.font-roboto-bold {
    font-family: 'Roboto-Bold';
}
.font-roboto-medium {
    font-family: 'Roboto-Medium';
}

.bannerBox {
    min-width: 1620px;
    width: 100%;
}
.block1620 {
    width: 1620px;
    margin: 0 auto;
}
.block1200 {
    width: 1200px;
    margin: 0 auto;
}

.nav {
    height: 120px;
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    z-index: 9;
    transition: all ease 0.2s;
}
.nav.active {
    background: rgba(0,0,0,.6);
}
.nav .block1200 {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}
.nav-list img {
    cursor: pointer;
    margin: 0 15px;
}
.nav .logo {
    cursor: pointer;
}
.color-gray {
    color: #aaa;
}
.color-green {
    color: #0D8872;
}
.font36 {
    font-size: 36px;
}
.font26 {
    font-size: 26px;
}
.font20 {
    font-size: 20px;
}
.font64 {
    font-size: 64px;
}
.bold {
    font-weight: bold;
}
.flexbox {
    display: flex;
    align-items: center;
}
.text-center {
    text-align: center;
}

.footer {
    background-color: #000;
    color: #fff;
}
.footer_logo_box {
    text-align: center;
    border-bottom: 1px solid #505050;
    padding-bottom: 80px;
}
.footer .menu_box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 60px 0 100px;
    position: relative;
    border-bottom: 1px solid #505050;
}
.footer .menu_box::before {
    position: absolute;
    content: '';
    left: 50%;
    top: 20%;
    height: 40%;
    width: 2px;
    background-color: #EEE;
    transform: translate(-50%);
}
.footer .link_box {
    font-size: 0;
}
.footer .link_box a{
    text-decoration: none;
    margin-bottom: 20px;
    display: block;
    font-size: 16px;
    color: #fff;
}
.footer .contact_box {
    text-align: center;
}
.pointer {
    cursor: pointer;
}