* {
    padding: 0;
    margin: 0;}

ul, li {
    list-style: none;}

a, a:hover {
    color: #333333;
    text-decoration: none;
    cursor: pointer;
    outline: none;}

ul, li, p, div, label, h1, h2, h3, h4, h5, h6 {
    margin: 0;
    padding: 0;}

input:focus, button:focus {
    outline: none;}

body {
    font-size: 16px;
    line-height: 24px;
    width: 100%;
    font-weight: normal;
    font-style: normal;
    background: #f5f8fb;
    overflow-x: hidden;}

.float-l {
    float: left;}

.float-r {
    float: right;}

.clear-float {
    clear: both;}

a {
    cursor: pointer;
    display: block;}

.text-ellipsis {
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    display: block;}

/*::-webkit-input-placeholder { !* WebKit, Blink, Edge *!*/
/*    color: #fff;*/
/*}*/

/*:-moz-placeholder { !* Mozilla Firefox 4 to 18 *!*/
/*    color: #fff;*/
/*}*/

/*::-moz-placeholder { !* Mozilla Firefox 19+ *!*/
/*    color: #fff;*/
/*}*/

/*:-ms-input-placeholder { !* Internet Explorer 10-11 *!*/
/*    color: #fff;*/
/*}*/

.w-1200 {
    width: 1200px;
    margin: 0 auto;}

.mobile-head, .toggle {
    display: none;}

.trans {
    transition: all .5s;}

.header {
    width: 100%;
    position: relative;}

.header-cont {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
    padding: 20px 0;
    /*overflow: hidden;*/
    width: 100%;}

.header-tip {
    font-size: 14px;
    color: #ffffff;
    float: left;
    line-height: 30px;
    text-shadow: 1px 1px 2px black;}

.header-input {
    float: right;
    display: block;
    background: #ffffff;
    border-radius: 50px;
    overflow: hidden;
    border: 1px solid #e19d9f;}

.header-input input {
    float: left;
    border: none;
    outline: none;
    line-height: 30px;
height: 30px;
    width: calc(100% - 40px);
    font-size: 14px;
}

.header-input-icon {
    float: left;
    color: #b71d22;
    width: 18px;
    height: 18px;
    margin: 1px 8px 0 12px;}

/*导航*/
.header-nav {
    width: 100%;
    position: relative;
    z-index: 2;
height:50px;
    background: #b71d22;}

.mobile-nav {
    display: none;}


.nav-area {
    width: 100%;}

.first-nav {
    display: flex;
    justify-content: space-between;
}

.first-nav li a {
    color: #fff;
    display: block;
    font-size: 16px;
    cursor: pointer;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    padding: 0 23px;
    font-weight: bolder;
    position: relative;}

.first-nav > li {
    line-height: 50px;
    position: relative;}

.first-nav li:hover a {
    color: #ffffff;}

.first-nav li:hover a:after {
    content: ' ';
    position: absolute;
    bottom: 0;
    left: 27.5%;
    width: 45%;
    height: 3px;
    background: #ffffff;}

.first-nav li:hover .second-nav {
    display: block;}

.second-nav {
    width: 130px;
    display: none;
    position: absolute;
    top: 50px;
    left: 50%;
    margin-left: -65px;
    font-weight: 500;
    padding: 0;
    background: #b71d22;
    z-index: 12;}


.second-nav > li {
    width: 100%;
    line-height: 48px;
    text-align: center;
    position: relative;}

.second-nav > li:hover a {
    background: #fff;
    color: #b71d22;}

.second-nav > li a:after {
    display: none;}

.second-nav li a {
    padding: 0 10px;
    font-size: 16px;
    color: #ffffff;}

.first-nav .second-nav li:hover .third-nav {
    display: block;}

.first-nav .third-nav {
    display: none;
    position: absolute;
    top: 0;
    left: 100%;
    list-style: none;
    text-align: center;
    width: 127px;
    margin: 0;
    padding: 0;
    background: #b71d22;}

.first-nav .third-nav li:hover a {
    font-weight: bold;}
.first-nav li a,.iframe-left dd {
                font-size: 20px;
            }

            .iframe-left h3 {
                font-size: 25px;
            }
/*更多导航-----*/
.nav-btn-box {
    float: right;
    margin: 12px 0 0 8px;
    position: relative;
    z-index: 99999;
    padding: 0 8px;}

.nav-btn-box .btn-outline-light {
    padding: 5px 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0;
    color: #fff;
    border-color: #fff;}

.nav-btn-box .btn-outline-light svg {
    vertical-align: unset;}

.nav-btn-box .btn-outline-light:hover {
    color: #b71d22;
    background-color: #fff;
    border-color: #b71d22;}

.nav-btn-box:hover .nav-btn-menu {
    display: block;}

.nav-btn-menu {
    position: absolute;
    top: 28px;
    right: 0;
    width: 130px;
    display: none;
    padding: 0;
    background: #fff;
    z-index: 12;}

.nav-btn-menu dl {
    margin: 0;}

.nav-btn-menu dl dd {
    margin-bottom: 0;
    position: relative;
    text-align: center;}

.nav-btn-menu dl dd a {
    font-size: 16px;
    line-height: 40px;
    padding: 0 10px;
    display: block;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #000;
    cursor: pointer;}

.nav-btn-menu dd:hover a {
    background: #b71d22;
    color: #fff;}

.nav-btn-menu dl dd dl {
    display: none;
    position: absolute;
    top: 0;
    right: 128px;
    background: #ededed;
    width: 130px;}


.nav-btn-menu dl dd:hover dl {
    display: block;}

.nav-btn-menu dl dd dl dd dl {
    display: none !important;
    right: 128px;
    width: 130px;}

.nav-btn-menu dl dd dl dd:hover dl {
    display: block !important;}

.nav-btn-menu dl dd dl dd:hover a {
    font-weight: bold;}

/*轮播------------*/
.banner {
    margin: 0 auto;
    width: 100%;
    background: #b71d22;}

.banner .banner-pic {
    width: 100% !important;
    height: 0;
    padding-top: 37.3%;
    background-size: cover !important;
    position: relative;}

.footer {
    width: 100%;
    background: #b71d22;
    padding: 32px 0;
    color: #fff;}

.footer .w-1200 {
    overflow: hidden;
    display: flex;
    justify-content: space-between;
    align-items: center;}


.footer-left h3 {
    font-size: 24px;
    margin-bottom: 16px;}

.footer-left p {
    line-height: 30px;
    font-size: 16px;}

.footer-right img {
    display: block;
    width: 125px;}

.footer-right span {
    font-size: 14px;
    margin-top: 8px;
    text-align: center;
    display: block;}

@media screen and (max-width: 1300px) {
    .w-1200 {
        width: 95% !important;}
}

@media screen and (max-width: 1180px) {
    .first-nav li a {
        padding: 0 16px;}
}

@media screen and (max-width: 980px) {
    .header-right {
        display: none;}

    .first-nav li a {
        padding: 0 6px;}
}


@media screen and (max-width: 768px) {
    .header-input {
        display: none;}
    .banner {
        margin: 54px auto 0;}

    .header-cont {
        background: #b71d22;
        padding: 12px 0;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 9;}

    .header-tip {
        text-shadow: none;}

    .header-nav {
        display: none;}

    .mobile-nav {
        display: block;
        clear: both;
        position: fixed;
        right: 2.5%;
        width: 95%;}

    .mobile-nav-cont {
        background: #ffffff;
        padding-bottom: 24px;
        padding-top: 11px;
        display: none;
        box-shadow: 5px 7px 6px 2px rgba(0, 0, 0, .15);
        margin-top: 42px;
        width: 100%;}

    .mobile-nav ul li {
        padding: 0 16px;}

    .mobile-nav ul li a {
        line-height: 36px;
        display: block;
        text-overflow: ellipsis;
        overflow: hidden;
        white-space: nowrap;
        font-weight: bold;}

    .mobile-nav ul li ul {
        display: none;}

    .mobile-nav ul li:hover ul {
        display: block;}

    .mobile-nav ul li a:hover {
        background: #ecdce1;
        font-weight: bold;
        padding: 0 12px;}

    .mobile-nav .header-search {
        display: block;
        clear: both;
        background: #ffffff;
        width: calc(100% - 32px);
        float: none;
        margin: 16px auto 0;}

    .mobile-nav .btn-outline-light {
        color: #fff;
        border-color: #fff;
        padding: 5px 6px;
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 0;
        float: right;}

    .mobile-nav .btn-outline-light:hover {
        color: #b71d22;
        background-color: #fff;
        border-color: #b71d22;}

    .mobile-nav .btn-outline-light svg {
        vertical-align: unset;}
}


@media screen and (max-width: 578px) {
    .footer-left h3 {
        font-size: 20px;
        margin-bottom: 16px;}
    .footer-left p {
        line-height: 24px;
        font-size: 14px;}
}

/*.dropdown-item.active, .dropdown-item:active {*/
/*    background-color: #b71d22;*/
/*}*/