html,
body {
    font-size: 16px
}

body::-webkit-scrollbar {
    width: 0 !important;
    display: none
}

body {
    -ms-overflow-style: none
}

body {
    overflow: -moz-scrollbars-none
}

ul {
    padding-left: 0
}

li {
    list-style-type: none
}

a:focus-visible {
    outline: none
}

p {
    margin-bottom: 0
}

.container {
    min-width: 992px !important
}

.col-12 {
    box-sizing: border-box
}

.w-1350 {
    max-width: 1350px;
    min-width: 1200px;
    margin: 0 auto
}

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

.min120 {
    min-width: 1200px
}

.line1 {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.line2 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.line3 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
}

.line4 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}

.line5 {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    -webkit-box-orient: vertical;
}


@media (max-width:1500px) {
    .w-1350 {
        max-width: 1200px;
        min-width: 1200px
    }

    html,
    body {
        font-size: 14px
    }
}

.indexbtn {
    height: 40px;
    line-height: 40px;
    color: #fff;
    border: 1px solid #fff
}

.indexbtn::after {
    content: "";
    display: inline-block;
    width: 0;
    height: 0;
    border: 6px solid transparent;
    box-sizing: border-box;
    border-left-color: #f5f5f5;
    margin-left: 10px;
    transition: all .2s
}

.indexbtn:hover {
    background: rgb(255, 255, 255, .2)
}

.indexbtn:hover::after {
    transform: translateX(5px)
}

/* 通用动画 */
.indexanimatedelay5s {
    animation-delay: 0.5s
}

.indexanimatedelay8s {
    animation-delay: 0.8s
}

.indexanimatedelay10s {
    animation-delay: 1s
}

.indexanimatedelay13s {
    animation-delay: 1.3s
}

.indexanimatedelay14s {
    animation-delay: 1.4s
}

.indexanimatedelay15s {
    animation-delay: 1.5s
}

.indexanimatedelay16s {
    animation-delay: 1.6s
}

.indexanimatedelay17s {
    animation-delay: 1.7s
}

.indexanimatedelay20s {
    animation-delay: 2s
}

.indexanimateduration3s {
    animation-duration: .3s;
    -webkit-animation-duration: .3s
}

.indexanimateduration4s {
    animation-duration: .4s;
    -webkit-animation-duration: .4s
}

.indexanimateduration5s {
    animation-duration: .5s;
    -webkit-animation-duration: .5s
}

.indexanimateduration7s {
    animation-duration: .7s;
    -webkit-animation-duration: .7s
}

.indexanimateduration9s {
    animation-duration: .9s;
    -webkit-animation-duration: .9s
}

.timing_function_linear {
    animation-timing-function: linear;
    -webkit-animation-timing-function: linear
}

/* 通用动画end */


/* 头部导航 */
header {
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    z-index: 999;
    width: 1350px;
    transition: all 0.5s;
}

header:hover {
    background-color: rgba(0, 0, 0, 0.65);
}

header .nav-list>.nav-item>a {
    color: #fff;
    transition: all .1s;
    font-size: 18px;
}

header .nav-list>.nav-item:hover>a {
    font-weight: bold;
}

header .nav-list>.nav-item:hover .drop-down-menu {
    display: flex;
    background: rgba(0, 0, 0, 0.65)
}

header .drop-down-menu {
    display: none;
    top: 100%;
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
    width: 100vw;
    left: 0;
    transition: all 0.5s;
}

header .drop-down-menu::after {
    /* content: "";
    position: absolute;
    display: block;
    top: -16px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border: 8px solid transparent;
    box-sizing: border-box;
    border-bottom-color: #f5f5f5 */
}

header .drop-down-menu>li {
    max-width: none;
    line-height: 3;
}

header .drop-down-menu>li>a {
    color: #fff;
    padding: 0 !important;
    transition: all .1s;
    -webkit-transition: all .1s;
    -moz-transition: all .1s;
    -o-transition: all .1s;
    font-size: 18px
}

header .drop-down-menu>li>a:hover {
    /* background: #fff; */
    color: #02A1C0;
    font-weight: bold;
}

header.dark-nav {
    background: rgba(0, 0, 0, 0.65);
}

.qh-navlist {
    width: 100%;
    justify-content: flex-end;
}

.qh-navlist>li {
    flex: 0 0 19.5%;
}

.qh-navlist>li:hover {
    border-bottom: 2px solid #02A1C0;
}

.qh-navlist>.nav-li-box1>a::after {
    display: inline-block;
    margin-left: .255em;
    vertical-align: .255em;
    content: "";
    border-top: .3em solid;
    border-right: .3em solid transparent;
    border-bottom: 0;
    border-left: .3em solid transparent;
}


.qhnav-search .qhnav-search-input {
    display: flex;
    width: 200px;
    height: 35px;
    justify-content: space-between;
    position: relative;
}

.qhnav-search .qhnav-search-input input {
    background: rgba(0, 0, 0, 0);
    width: 100%;
    height: 35px;
    border: 1px solid #fff;
    border-radius: 30px;
    outline: none;
    padding-left: 20px;
    color: #fff;
}

.qhnav-search .qhnav-search-input input::-webkit-input-placeholder {
    color: #fff;
}

.qhnav-search .qhnav-search-input button {
    position: absolute;
    background-color: #ffff;
    right: 0;
    border: none;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: url('../images/index/search.png') #fff;
    background-repeat: no-repeat;
    background-position: center;
}

/* 头部导航end */

/* footer */
.footer-height {
    height: 458px !important;
    background: url(../images/index/footer-bg.png) center center/cover no-repeat;
}

.footer-logo {
    width: 270px;
    height: 67px;
}

.footer-logo img {
    width: 100%;
    height: 100%;
}

#footer {
    padding-top: 60px
}

#footer a {
    color: #fff
}

#footer .contact a {
    color: #fff;
    font-size: 16px;
    margin-bottom: 10px;
    padding-left: 30px;
    background-size: 24px
}

#footer .fot-nav-item>.f-nav {
    font-size: 22px;
    margin-bottom: 18px
}

#footer .sec-nav-list li {
    margin-bottom: 6px
}

#footer .sec-nav-list a {
    font-size: 16px;
    font-weight: 100;
    color: #ececec
}

#footer .sec-nav-list a:hover {
    color: #fff
}

#footer .sec-nav-list>.fot-nav-item>.f-nav {
    font-size: 16px;
    margin-bottom: 15px
}

#footer .contact {
    margin-top: 20px
}

#footer .copy {
    color: #fff;
    font-size: 16px;
    text-align: center;
    padding: 10px 0;
}

#footer .fot-nav-list>.fot-nav-item {
    width: 20%
}

#footer .f-phone {
    background: url(../images/dianhua2.png) left center no-repeat
}

#footer .f-email {
    background: url(../images/youxiang.png) left center no-repeat
}

#footer .f-address {
    background: url(../images/dizhi.png) left center no-repeat
}

#footer .home-link {
    margin-top: 20px;
    border-top: 1px solid #e6e6e6;
    display: flex;
    padding: 10px 0;
}

#footer .home-link .home-link-title {
    display: inline-block;
    font-weight: 500;
    font-size: 16px;
    color: #FFFFFF;
    line-height: 19px;
    text-align: left;
}

#footer .home-link ul {
    display: flex;
}

#footer .home-link ul li {
    font-weight: 300;
    font-size: 16px;
    color: #FFFFFF;
    line-height: 19px;
    text-align: left;
    padding: 0 10px;
}

/* footer end */

/* 标题 */
.style-title.light {
    color: #fff
}

.style-title .zn {
    font-size: 36px;
    line-height: 36px
}

.style-title .en {
    line-height: 32px;
    font-size: 16px
}

/* 标题end */


/* 返回顶部 */
.backtotop {
    right: 20px;
    bottom: 10%;
    width: 50px;
    height: 50px;
    border-radius: 100%;
    background: #02A1C0;
    z-index: 99
}

.backtotop::after {
    display: block;
    content: "";
    width: 8px;
    height: 8px;
    border-left: 2px solid #ffffff;
    position: absolute;
    left: 50%;
    top: 50%;
    margin: -3px 0 0 -4px;
    border-bottom: 2px solid #ffffff;
    -webkit-transform: rotate(135deg);
    -ms-transform: rotate(135deg);
    -moz-transform: rotate(135deg);
    -o-transform: rotate(135deg);
    transform: rotate(135deg)
}

/* 返回顶部end */