*,
*:before,
*:after {
    margin: 0;
    padding: 0;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
}

body {
    min-width: 1300px;
}

a {
    color: #000;
    text-decoration: none;
}

img {
    max-width: 100%;
}

.container {
    width: 1280px;
    margin: 0 auto;
}

.row-spot {
    padding: 55px 0;
}

.row-spot img {
    display: block;
    margin: auto;
}

#main-nav {
    position: fixed;
    top: 0;
    width: 100%;
    height: 100px;
    /* background-color: rgba(0, 0, 0, 0.1); */
    background-color: rgba(255, 255, 255, 0.9);
    z-index: 99;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease-in-out;
    -webkit-transition: all 0.3s ease-in-out;
}

#main-nav.change {
    background-color: rgba(255, 255, 255, 0.9);
}

#main-nav .nav-con {
    display: flex;
    height: 100%;
    align-items: center;
    justify-content: space-around;
}

#main-nav .nav-con .nav-list {
    display: flex;
    align-items: center;
}

#main-nav .nav-con .nav-list li {
    list-style-type: none;
}


/* #main-nav .nav-con .nav-list .nav-item.active a:first-child {
    color: #63c0ab;
} */

#main-nav .nav-con .nav-list #main-nav .nav-con .nav-list li:nth-child(1) a,
#main-nav .nav-con .nav-list li:nth-child(7) a {
    letter-spacing: 8px;
}

#main-nav .nav-con .nav-list .chat {
    margin-left: 20px;
}

#main-nav .nav-con .nav-list .chat .chat-item {
    position: relative;
    float: left;
    margin-left: 10px;
    cursor: pointer;
}

#main-nav .nav-con .nav-list .chat .chat-item img {
    display: block;
}

#main-nav .nav-con .nav-list .chat .chat-item:nth-child(1):hover .wechat-qr-pic {
    display: block !important;
}

#main-nav .nav-con .nav-list .chat .chat-item:nth-child(2):hover .mobile-pic {
    display: block !important;
}

#main-nav .nav-con .nav-list .chat .mobile-pic {
    display: none !important;
    position: absolute;
    top: 140%;
    left: 12px;
    max-width: initial;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
}

#main-nav .nav-con .nav-list .chat .wechat-qr-pic {
    position: absolute;
    top: 140%;
    left: 12px;
    max-width: initial;
    width: 150px;
    height: 150px;
    background-size: 100% 35px;
    transform: translateX(-50%);
    -webkit-transform: translateX(-50%);
    display: none !important;
}

#main-nav .nav-con .logo {
    width: 150px;
    height: 100%;
    /* background-image: url(../img/logo.png?v=1.1.1); */
    background-image: url(../img/lem_logo.png?v=1.1.1);
    background-size: 100% 35px;
    background-repeat: no-repeat;
    background-position: center center;
    transition: all 0.3s ease-in-out;
    -webkit-transition: all 0.3s ease-in-out;
}

#main-nav.change .nav-con .logo {
    width: 150px;
    height: 100%;
    background-image: url(../img/lem_logo.png?v=1.1.1);
    background-repeat: no-repeat;
    background-position: center center;
}

#main-nav .nav-con .nav-list {
    height: 100%;
}

#main-nav .nav-con .nav-list .nav-item {
    position: relative;
    display: flex;
    align-items: center;
    float: left;
    height: 100%;
    margin: 0 10px;
    color: #fff;
    transition: all 0.3s ease-in-out;
    -webkit-transition: all 0.3s ease-in-out;
}

#main-nav .nav-con .nav-list .nav-item.active {
    border-bottom: 1px solid #63c0ab;
}

#main-nav .nav-con .nav-list .nav-sub {
    display: none;
    position: absolute;
    top: 100px;
    left: 0;
    width: 330px;
    height: 220px;
}

#main-nav .nav-con .nav-list .business {
    left: -250px;
}

#main-nav .nav-con .nav-list .nav-item:hover .nav-sub {
    display: block;
}

#main-nav .nav-con .nav-list .nav-item .nav-sub-con {
    position: relative;
    width: 100%;
    height: 220px;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    align-content: flex-start;
}

#main-nav .nav-con .nav-list .nav-item .business .nav-sub-con {
    position: relative;
    width: 100%;
    height: 220px;
    /* display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    align-content: flex-start; */
}

#main-nav .nav-con .nav-list .nav-item .business .nav-sub-con .nav-sub-con-item {
    width: 150px;
    height: 220px;
}

#main-nav .nav-con .nav-list .nav-item .nav-sub-con a {
    width: 100px;
    height: 25px;
    margin: 4px 10px 4px 0;
    display: flex;
    align-items: center;
}

#main-nav .nav-con .nav-list .nav-item .business .nav-sub-con .nav-sub-con-item-title {
    width: 100px;
    height: 25px;
    margin: 10px 10px 6px 0;
    display: flex;
    align-items: center;
    font-weight: bold;
    color: #000;
}

#main-nav .nav-con .nav-list .nav-sub-mask {
    position: fixed;
    top: 99px;
    left: 0;
    right: 0;
    height: 100px;
    /* background-color: rgba(0, 0, 0, 0.5); */
    background-color: rgba(255, 255, 255, 0.8);
}

#main-nav .nav-con .nav-list .business .nav-sub-mask {
    position: fixed;
    top: 99px;
    left: 0;
    right: 0;
    height: 220px;
    /* background-color: rgba(0, 0, 0, 0.5); */
    background-color: rgba(255, 255, 255, 0.8);
}

#main-nav.change .nav-con .nav-list .nav-sub-mask {
    background-color: rgba(255, 255, 255, 0.8);
}

#main-nav .nav-con .nav-list .nav-sub a {
    display: block;
    float: left;
    width: 110px;
    text-align: left;
}

#main-nav.change .nav-con .nav-list .nav-item a {
    color: #000;
}

#main-nav .nav-con .nav-list .nav-item:hover {
    text-decoration: none;
}

#main-nav .nav-con .nav-list .nav-sub a:hover {
    text-decoration: none;
}

#footer {
    background-color: #30395f;
}

#footer * {
    color: #fff;
    font-size: 14px;
}

#footer .container {
    display: flex;
    justify-content: space-between;
}

#footer .container .footer-left {
    display: flex;
    flex-direction: column;
}

#footer .container .footer-left .product-row {
    display: flex;
}

#footer .container .footer-left .product-row .product-item {
    width: 100px;
    height: 40px;
    line-height: 40px;
    text-align: left;
}

#footer .container .footer-right .footer-nav {
    padding: 10px 0 20px 0;
    border-bottom: 1px solid #fff;
}

#footer .container .footer-right .footer-nav .nav-item {
    padding: 0 20px;
    position: relative;
}

#footer .container .footer-right .footer-nav .nav-item:first-child {
    padding: 0 20px 0 0;
}

#footer .container .footer-right .footer-nav .nav-item:last-child {
    padding: 0 0 0 20px;
}

#footer .container .footer-right .footer-nav .nav-item span {
    position: absolute;
    top: 5px;
    right: 0;
    width: 1px;
    height: 10px;
    background-color: #ffffff;
}

#footer .container .footer-right .footer-nav .nav-item:last-child {
    border: none;
}

#footer .container .footer-right .contact {
    display: flex;
    margin-top: 20px;
    /* padding-right: 20px; */
    flex-direction: column;
    align-items: flex-end;
}

#footer .container .footer-right .contact p {
    line-height: 26px;
}

#footer .copyright {
    /* height: 60px;
    line-height: 60px; */
    text-align: center;
    color: #333;
    font-size: 14px;
    background-color: #ebebeb;
    margin-top: 70px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 260px;
}

#footer .bottom-icon {
    width: 300px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

#footer .bottom-icon a {
    height: 40px;
}