html {
    --header-height: 100px;
    margin:0 auto;
}
@media (max-width: 1600px) {
    html {
        --header-height: 90px;
    }
}
@media (max-width: 1200px) {
    html {
        --header-height: calc(1rem + 0px);
    }
}
/**头部导航**/

.header-sticky .header-box {
    background-color: #ffffff;
}
.header-box {
    --header-wrap-width: var(--wrap-1600-width);
    position: fixed;
    top: 0;
    z-index: 9;
    width: 100%;
    height: var(--header-height);
    opacity: 1;
    background: transparent;
    transition: transform 0.4s ease, opacity 0.3s, background 0.3s;
    background: #fff;
    left:0;
}
.header-box::after {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    bottom: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    width: 100%;
    opacity: 0;
    pointer-events: none;
}
.header-box .form-type-a {
    --form-width: 200px;
    --h: 48px;
    --form-color: var(--color);
    z-index: 2;
    left: 0;
    top: 100%;
    border-top: 0 none;
    width: var(--form-width);
    padding: 0;
    background: transparent;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0);
    transition: opacity 0.5s, margin 0.5s;
}
.header-box .form-type-a .form {
    position: relative;
    width: 100%;
}
.header-box .form-type-a .form::before {
    opacity: 0.4;
}
.header-box:hover {
    background-color: #ffffff;
}
.header-box:hover #header {
    --color: #333333;
}
.header-box:hover #header .logo-box .imgs .i {
    opacity: 0;
}
.header-box:hover #header .logo-box .imgs .i-h {
    opacity: 1;
}
.search-show .header-box .form-type-a {
    margin-top: 0;
    opacity: 1;
    pointer-events: auto;
}
#header {
    --h: var(--header-height);
    --color: #000;
    --hover-color: var(--main-color);
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
    background-color: transparent;
    color: var(--color);
    transition: all 0.4s ease;
}
#header .logo-box {
    position: relative;
    z-index: 2;
    height: var(--h);
}
#header .logo-box .imgs {
    position: relative;
}
#header .logo-box .imgs img {
    display: block;
    width: 192px;
    transition: height 0.3s, opacity 0.3s;
}
#header .logo-box .imgs .i {
    opacity: 1;
}
#header .logo-box .imgs .i-h {
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
}
#header .search-check {
    --size: 20px;
    --fill: var(--color);
}
#header .search-check:hover {
    --fill: var(--main-color);
}
#header .right-box em{ margin-right: var(--fs54); font-size: var(--fs14)  }



@media (min-width: 1201px) {
    .header-sticky {
        padding-top: var(--header-height);
    }
    #header .logo-box .imgs img {
        width: 532px;
    }
    #header .menu-block .wrap-div {
        width: auto;
    }
    #header .menu-block .menu {
        --i-h: var(--fs54);
        --pad: calc(var(--wrap-width)*0.036);
        padding-right: var(--pad);
        font-size: 18px;
        line-height: var(--i-h);
        color: #fff;
        background: #bd0a00
;
    }
    #header .menu-block .menu .menu-son {
        position: relative;
        background: transparent;
    }
    #header .menu-block .menu .menu-son:hover .menu-title, #header .menu-block .menu .menu-son.on .menu-title,#header .menu-block .menu .menu-son.on {
        color:#fff;
        background: #810700;
    }
    #header .menu-block .menu .menu-son:hover .menu-title::before, #header .menu-block .menu .menu-son.on .menu-title::before {
        left: 0;
        width: 100%;
    }
    #header .menu-block .menu .menu-son:hover .menu-title .sub-icon {
        top: 50%;
        opacity: 1;
    }
    #header .menu-block .menu .menu-son:hover .sub-block {
        margin-top: 0;
        opacity: 1;
        pointer-events: auto;
    }
    #header .menu-block .menu .menu-title {
        position: relative;
        overflow: hidden;
        padding: 0 var(--pad);
        text-align: center;
        transition: all 0.3s;
    }
    #header .menu-block .menu .menu-title::before {
        content: "";
        display: none;
        position: absolute;
        left: 50%;
        bottom: 0;
        width: 0;
        height: 2px;
        background-color: var(--main-color);
        transition: all 0.3s;
    }
    #header .menu-block .menu .menu-title .sub-icon {
        content: "";
        display: block;
        margin-top: 0.86em;
        position: absolute;
        left: 0;
        top: 40%;
        opacity: 0;
        width: 100%;
        height: 10px;
        background: url(../images/menu-icon.png) no-repeat center / contain;
        transition: all 0.3s;
    }
    #header .menu-block .menu .menu-title-word {
        position: relative;
    }
    #header .menu-block .sub-block {
        --flexpad: 40px;
        display: block!important;
        margin-top: 10px;
        position: absolute;
        left: 50%;
        top: 100%;
        transform: translateX(-50%);
        box-shadow: 0 5px 25px rgba(0, 0, 0, 0.3);
        background: #ffffff;
        border-radius: 5px;
        min-width: 100%;
        word-break: keep-all;
        white-space: nowrap;
        font-size: 16px;
        line-height: 1.4em;
        color: #666666;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.5s, margin 0.5s;
    }
    #header .menu-block .sub-block .flex-box {
        display: flex;
        padding: var(--flexpad);
        gap: var(--flexpad);
    }
    #header .menu-block .sub-block .img-box {
        display: block;
        width: 315px;
    }
    #header .menu-block .sub-block .img-box::before {
        padding-top: 75%;
    }
    #header .menu-block .sub-block .a-list {
        
        padding-right: var(--flexpad);
    }
    #header .menu-block .sub-block .a-list .a {
        display: block;
        border-bottom: 1px solid #eeeeee;
        min-width: 7.4em;
        padding: 0.7em 0;
        background: transparent;
    }
    #header .menu-block .sub-block .a-list .a:hover {
        border-bottom-color: var(--main-color);
        color: var(--main-color);
    }
    #header .phone-menu {
        display: none;
    }
    #header .phone-show-block {
        display: none;
    }
    .small-header {
        --header-height: 80px;
    }
    .small-header .header-box {
        transform: translateY(-100%);
        opacity: 0;
        pointer-events: none;
        box-shadow: 0px 3px 5px 0px rgba(0, 0, 0, 0.1);
    }
    .small-header .header-box #header .logo-box .imgs img {
        width: 500px;
    }
    .small-header .header-box #header .menu-block .menu {
        font-size: 16px;
    }
    .small-header.show-header .header-box {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .header-type-a .header-box {
        background-color: #ffffff;
        box-shadow: 0px 3px 5px 0px rgba(0, 0, 0, 0.1);
    }
    .header-type-a .header-box #header {
        --color: #333333;
    }
    .header-type-a .header-box #header .logo-box .imgs .i {
        opacity: 0;
    }
    .header-type-a .header-box #header .logo-box .imgs .i-h {
        opacity: 1;
    }
}
@media (min-width: 1201px) and (max-width: 1600px) {
    #header .logo-box .imgs img {
        width: 435px;
    }
    #header .menu-block .menu {
        font-size: 17px;
    }
}
@media (min-width: 1201px) and (max-width: 1300px) {
    #header .menu-block .menu {
        font-size: 16px;
    }
}
.small-header .header-box {
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
    background-color: #ffffff;
}
.small-header .header-box #header .logo-box .imgs .i {
    opacity: 0;
}
.small-header .header-box #header .logo-box .imgs .i-h {
    opacity: 1;
}
.phone-menu {
    --background-color: var(--main-color);
    display: flex;
    position: relative;
    width: 44px;
    height: 30px;
    z-index: 1000;
    float: right;
    top: 0.1rem;
}
.phone-menu .phone-menu-i {
    display: block;
    position: absolute;
    top: 50%;
    left: 0%;
    margin-top: -1px;
    transform: rotate(0);
    -webkit-transform: rotate(0);
    -moz-transform: rotate(0);
    -ms-transform: rotate(0);
    -o-transform: rotate(0);
    width: 100%;
    height: 2px;
    background-color: var(--background-color);
    opacity: 1;
    transition: all 0.3s;
}
.phone-menu .phone-menu-i.i1 {
    margin-top: -6px;
}
.phone-menu .phone-menu-i.i3 {
    margin-top: 4px;
}
.menu-show .phone-menu .phone-menu-i {
    background-color: var(--background-color);
}
.menu-show .phone-menu .phone-menu-i.i1 {
    margin-top: -1px;
    transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -o-transform: rotate(45deg);
}
.menu-show .phone-menu .phone-menu-i.i2 {
    width: 100%;
    opacity: 0;
}
.menu-show .phone-menu .phone-menu-i.i3 {
    margin-top: -1px;
    transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
}
@media (max-width: 1200px) {
    .phone-menu {
        display: flex;
        position: relative;
        width: 0.44rem;
        height: 0.3rem;
    }
    .phone-menu .phone-menu-i {
        margin-top: -0.02rem;
        border-radius: 0.02rem;
        height: 0.04rem;
    }
    .phone-menu .phone-menu-i.i1 {
        margin-top: -0.15rem;
    }
    .phone-menu .phone-menu-i.i2 {
        margin-top: -0.02rem;
        width: 60%;
    }
    .phone-menu .phone-menu-i.i3 {
        margin-top: 0.11rem;
    }
}
@media (max-width: 1200px) {
    .header-box {
        position: sticky;
    }
    #header {
        --color: #333;
    }
    #header .logo-box {
        height: 1rem;
    }
    #header .logo-box .imgs img {
        width: 4.8rem;
    }
    #header .logo-box .imgs .i {
        opacity: 0;
    }
    #header .logo-box .imgs .i-h {
        opacity: 1;
    }
    #header .menu-block {
        position: fixed;
        z-index: 9;
        left: 0;
        top: var(--header-height);
        transform: translateX(-100%);
        width: 100%;
        height: calc(100vh - var(--header-height));
        padding-bottom: 1.5rem;
        opacity: 0;
        overflow-y: auto;
        background: #ffffff;
        pointer-events: none;
        transition: opacity 0.4s, transform 0.8s ease;
    }
    #header .menu-block::before {
        content: '';
        display: block;
        position: absolute;
        left: 0;
        top: 0;
        pointer-events: none;
        width: 100%;
        height: 5px;
        box-shadow: 3px 4px 5px 0px rgba(236, 236, 236, 0.75);
    }
    #header .menu-block .menu {
        --l-h: 0.84rem;
        --default-color: #666666;
        padding-top: 0.2rem;
        flex-wrap: wrap;
        color: var(--default-color);
    }
    #header .menu-block .menu .menu-son {
        border-bottom: 1px solid #d3d3d3;
        width: 100%;
    }
    #header .menu-block .menu .menu-son .menu-title {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0;
        font-size: 0.28rem;
        line-height: var(--l-h);
    }
    #header .menu-block .menu .menu-son .menu-title .sub-icon {
        position: relative;
        height: var(--l-h);
        width: 0.62rem;
    }
    #header .menu-block .menu .menu-son .menu-title .sub-icon::before, #header .menu-block .menu .menu-son .menu-title .sub-icon::after {
        content: '';
        display: block;
        position: absolute;
        left: 50%;
        top: 50%;
        transform: translate(-50%, -50%);
        border-radius: 0.015rem;
        background: #333333;
        transition: width 0.3s, height 0.3s, background 0.3s;
    }
    #header .menu-block .menu .menu-son .menu-title .sub-icon::before {
        width: 0.22rem;
        height: 0.03rem;
    }
    #header .menu-block .menu .menu-son .menu-title .sub-icon::after {
        width: 0.03rem;
        height: 0.22rem;
    }
    #header .menu-block .menu .menu-son .menu-title.on {
        color: var(--main-color);
    }
    #header .menu-block .menu .menu-son .menu-title.on .sub-icon::before, #header .menu-block .menu .menu-son .menu-title.on .sub-icon::after {
        background: var(--main-color);
    }
    #header .menu-block .menu .menu-son .menu-title.on .sub-icon::after {
        height: 0;
    }
    #header .menu-block .menu .sub-block {
        color: #666666;
        display: none;
        font-size: 0.26rem;
        line-height: calc(var(--l-h) - 0.2rem);
    }
    #header .menu-block .menu .sub-block .a-li {
        border-top: 1px solid #eeeeee;
        width: 100%;
        padding: 0.1rem 0 0.1rem 0.25rem;
    }
    #header .menu-block .menu .sub-block .a-li .a {
        display: block;
        padding: 0;
    }
    #header .search-check {
        --size: 0.34rem;
    }
    #header .form-type-a {
        --h: 0.7rem;
        --color: #999;
        transform: translate(0, -100%);
        position: absolute;
        z-index: 9;
        left: 0;
        top: 100%;
        border-top: 1px solid #eeeeee;
        border-bottom: 1px solid #eeeeee;
        width: 100%;
        padding: 0.25rem 0;
        background-color: #ffffff;
        opacity: 0;
        pointer-events: none;
        transition: transform 0.3s, opacity 0.3s;
    }
    #header .form-type-a .form {
        width: var(--wrap-1600-width);
    }
    #header .phone-menu {
        margin-left: 0.3rem;
    }
    .menu-show #header {
        box-shadow: 3px 4px 5px 0px rgba(236, 236, 236, 0.75);
        background-color: #ffffff;
    }
    .menu-show #header .logo-box .imgs .i {
        opacity: 0;
    }
    .menu-show #header .logo-box .imgs .i-h {
        opacity: 1;
    }
    .menu-show #header .menu-block {
        transform: translateX(0);
        opacity: 1;
        pointer-events: auto;
    }
    .search-show #header .form-type-a {
        transform: translate(0, 0%);
        opacity: 1;
        pointer-events: auto;
    }

    #header .right-box{ display: none }
}
.contact-li {
    --sw: 30px;
}
.contact-li+.contact-li {
    margin-top: 6px;
}
.contact-li .self-svg {
    --size: 80%;
    --fill: #ffffff;
    margin-top: 4px;
    flex-shrink: 0;
    border-radius: 50%;
    width: var(--sw);
    height: var(--sw);
    background-image: linear-gradient(0deg, #1659f0 0%, #169bf0 100%), linear-gradient(#4d504d, #4d504d);
    background-blend-mode: normal, normal;
}
.contact-li .self-svg.address {
    --size: 62%;
}
.contact-li .self-svg.phone {
    --size: 58%;
}
.contact-li .self-svg.mail {
    --size: 68%;
}
.contact-li .contact-cont {
    width: calc(100% - var(--sw));
    padding-left: 1em;
}
.contact-li .contact-cont .c-c-t {
    display: block;
}
@media(max-width: 1200px) {
 .contact-li {
        flex-direction: column;
        justify-content: center;
        text-align: center;
    }
 .contact-li+.contact-li {
        margin-top: 0.1rem;
    }
.contact-li .self-svg {
        margin-bottom: 0.1rem;
        margin-left: auto;
        margin-right: auto;
    }
 .contact-li .contact-cont {
        width: auto;
    }
.contact-li .contact-cont .c-c-t {
        display: none;
    }
}