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

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

.body_b.showdiv {
    top: 0
}

.body_b.showdiv .center_top {
    -webkit-transform: translateY(0);
    transform: translateY(0);
    opacity: 1
}

.wrap-in {
    -webkit-animation: wrap-in .3s cubic-bezier(.5, 0, 0, 1) .3s;
    animation: wrap-in .3s cubic-bezier(.5, 0, 0, 1) .3s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both
}

.wrap-inr {
    -webkit-animation: wrap-inr .3s cubic-bezier(.5, 0, 0, 1) .3s;
    animation: wrap-inr .3s cubic-bezier(.5, 0, 0, 1) .3s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both
}

.wrap-int {
    -webkit-animation: wrap-int .3s cubic-bezier(.5, 0, 0, 1) .3s;
    animation: wrap-int .3s cubic-bezier(.5, 0, 0, 1) .3s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both
}

.wrap-inb {
    -webkit-animation: wrap-inb .3s cubic-bezier(.5, 0, 0, 1) .3s;
    animation: wrap-inb .3s cubic-bezier(.5, 0, 0, 1) .3s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both
}

.wow {
    visibility: hidden
}

@-webkit-keyframes anIn {
    0% {
        -webkit-transform: translate3d(0, 100%, 0);
        transform: translate3d(0, 100%, 0)
    }

    to {
        -webkit-transform: translateZ(0);
        transform: translateZ(0)
    }
}

@keyframes anIn {
    0% {
        -webkit-transform: translate3d(0, 100%, 0);
        transform: translate3d(0, 100%, 0)
    }

    to {
        -webkit-transform: translateZ(0);
        transform: translateZ(0)
    }
}

@-webkit-keyframes anEn {
    0% {
        -webkit-transform: translateZ(0);
        transform: translateZ(0)
    }

    to {
        -webkit-transform: translate3d(0, 100%, 0);
        transform: translate3d(0, 100%, 0)
    }
}

@keyframes anEn {
    0% {
        -webkit-transform: translateZ(0);
        transform: translateZ(0)
    }

    to {
        -webkit-transform: translate3d(0, 100%, 0);
        transform: translate3d(0, 100%, 0)
    }
}

@-webkit-keyframes borderl {
    0% {
        -webkit-transform: translateX(0);
        transform: translateX(0)
    }

    to {
        -webkit-transform: translateX(100px);
        transform: translateX(100px)
    }
}

@keyframes borderl {
    0% {
        -webkit-transform: translateX(0);
        transform: translateX(0)
    }

    to {
        -webkit-transform: translateX(100px);
        transform: translateX(100px)
    }
}

@-webkit-keyframes square {
    0% {
        -webkit-transform: translateY(0);
        transform: translateY(0)
    }

    100% {
        -webkit-transform: translateY(-1200px) rotate(600deg);
        transform: translateY(-1200px) rotate(600deg)
    }
}

@keyframes square {
    0% {
        -webkit-transform: translateY(0);
        transform: translateY(0)
    }

    100% {
        -webkit-transform: translateY(-1200px) rotate(600deg);
        transform: translateY(-1200px) rotate(600deg)
    }
}

@-webkit-keyframes bannbottom {
    0% {
        bottom: 21px
    }

    50% {
        bottom: 51px
    }

    100% {
        bottom: 21px
    }
}

@keyframes bannbottom {
    0% {
        bottom: 21px
    }

    50% {
        bottom: 51px
    }

    100% {
        bottom: 21px
    }
}

@-webkit-keyframes wrap-in {
    0% {
        -webkit-transform: translateX(-121%);
        transform: translateX(-121%)
    }

    to {
        -webkit-transform: translateX(0);
        transform: translateX(0)
    }
}

@keyframes wrap-in {
    0% {
        -webkit-transform: translateX(-121%);
        transform: translateX(-121%)
    }

    to {
        -webkit-transform: translateX(0);
        transform: translateX(0)
    }
}

@-webkit-keyframes wrap-inr {
    0% {
        -webkit-transform: translateX(121%);
        transform: translateX(121%)
    }

    to {
        -webkit-transform: translateX(0);
        transform: translateX(0)
    }
}

@keyframes wrap-inr {
    0% {
        -webkit-transform: translateX(121%);
        transform: translateX(121%)
    }

    to {
        -webkit-transform: translateX(0);
        transform: translateX(0)
    }
}

@-webkit-keyframes wrap-int {
    0% {
        -webkit-transform: translateY(-151%);
        transform: translateY(-151%)
    }

    to {
        -webkit-transform: translate(0);
        transform: translate(0)
    }
}

@keyframes wrap-int {
    0% {
        -webkit-transform: translateY(-151%);
        transform: translateY(-151%)
    }

    to {
        -webkit-transform: translate(0);
        transform: translate(0)
    }
}

@-webkit-keyframes wrap-inb {
    0% {
        -webkit-transform: translateY(104%);
        transform: translateY(104%)
    }

    to {
        -webkit-transform: translateY(0);
        transform: translateY(0)
    }
}

@keyframes wrap-inb {
    0% {
        -webkit-transform: translateY(104%);
        transform: translateY(104%)
    }

    to {
        -webkit-transform: translateY(0);
        transform: translateY(0)
    }
}

.header {
    width: 100%;
    padding: 20px 0;
    background: rgba(255, 255, 255, 0);
    position: absolute;
    top: 0;
    left: 0;
    -webkit-transition: .5s cubic-bezier(.165, .84, .44, 1) .5s, all .5s cubic-bezier(.165, .84, .44, 1);
    transition: .5s cubic-bezier(.165, .84, .44, 1) .5s, all .5s cubic-bezier(.165, .84, .44, 1);
    z-index: 12
}
.header .layout {
    overflow: initial;
}
.header .row {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center
}

.header .row .logo {
    width: 3.3125rem;
    height: .875rem
}

.header .row .logo a {
    display: block;
    width: 100%;
    height: 100%
}

.header .row .logo a img {
    width: 100%;
    height: 100%
}

.header .row .header-navbar {
    height: 100%;
    -webkit-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-box-align: end;
    -ms-flex-align: end;
    align-items: flex-end
}

.header .row .header-navbar .navbar-top {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center
}

.header .row .header-navbar .navbar-top a {
    vertical-align: middle
}

.header .row .header-navbar .navbar-top .text {
    position: relative;
    height: 100%;
    display: inline-block;
    padding-right: .2rem;
    margin-right: .2625rem
}

.header .row .header-navbar .navbar-top .text img {
    width: 2.25rem;
    height: .225rem
}

.header .row .header-navbar .navbar-top .text::before {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
    width: 2px;
    height: 14px;
    background-color: var(--color)
}

.header .row .header-navbar .navbar-top .tel {
    font-size: .275rem;
    color: var(--color);
    background: url(navbar-tel.png) no-repeat left center;
    background-size: .325rem .3625rem;
    padding-left: .6125rem;
    position: relative;
    margin-right: .2125rem;
    padding-right: .25rem
}

.header .row .header-navbar .navbar-top .tel::before {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
    width: 2px;
    height: .175rem;
    background-color: var(--color)
}

.header .row .header-navbar .navbar-top .search {
    display: inline-block;
    width: .2625rem;
    height: .2625rem
}

.header .row .header-navbar .navbar-top .search2 {
    display: none;

}

.header .row .header-navbar .navbar-top .search img {
    width: 100%;
    height: 100%
}

.header .row .header-navbar .navbar-top .icon-hamburger {
    overflow: hidden;
    text-align: center;
    display: none;
    margin-left: 10px
}

.header .row .header-navbar .navbar-top .icon-hamburger .inner {
    width: 24px;
    display: inline-block;
    overflow: hidden
}

.header .row .header-navbar .navbar-top .icon-hamburger .line {
    width: 100%;
    height: 2px;
    display: block;
    background: #fff;
    transition: all .3s;
    -moz-transition: all .3s;
    -webkit-transition: all .3s;
    -o-transition: all .3s
}

.header .row .header-navbar .navbar-top .icon-hamburger .line:nth-child(2) {
    margin: 6px 0
}

.header .row .header-navbar .navbar-top .icon-hamburger.on .line:nth-child(1) {
    -webkit-transform: translateY(8px) rotate(45deg);
    transform: translateY(8px) rotate(45deg)
}

.header .row .header-navbar .navbar-top .icon-hamburger.on .line:nth-child(2) {
    opacity: 0
}

.header .row .header-navbar .navbar-top .icon-hamburger.on .line:nth-child(3) {
    -webkit-transform: translateY(-8px) rotate(-45deg);
    transform: translateY(-8px) rotate(-45deg)
}

.header .row .header-navbar .navbar-top .icon-close {
    display: none
}

.header .row .header-navbar .nav {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    margin-top: .375rem
}

.header .row .header-navbar .nav .item {
    margin: 0 .0625rem;position: relative;
}

.header .row .header-navbar .nav .item>a {
    padding: 0 .375rem;
    font-size: .3rem;
    color: var(--color);
    font-weight: 700
}

.header .row .header-navbar .nav .item:last-child {
    margin-right: 0
}

.header .row .header-navbar .nav .item:last-child a {
    padding-right: 0
}

.header::before {
    transition: transform .5s cubic-bezier(.165, .84, .44, 1), opacity .1s linear, -webkit-transform .5s cubic-bezier(.165, .84, .44, 1);
    width: 100%;
    height: 100%;
    opacity: 0;
    position: absolute;
    top: 0;
    left: 0;
    background: #003f88;
    content: "";
    -webkit-transform: translateY(-100%);
    transform: translateY(-100%)
}

.drow_down {
    position: fixed;
    left: 0;
    width: 100%;
    height: 0;
    background-color: #154cde;
    top: 1.625rem;
    overflow-y: auto;
    z-index: 99;
    opacity: 0;
}
.drow_down1 {
    position: absolute;
     left: -50px;
    width: 204px;
    height: 0;
    background: #fff;
    bottom: 0;
    overflow: initial;

    top: 48px;
}
.drow_down1::after{
    content:"";
     width: 0;
      height: 0;
      border-left: 7px solid transparent;
      border-right: 7px solid transparent;
      border-bottom: 7px solid #fff; /* 设置三角形颜色和大小 */
      position: absolute;
      top: -5px;
      left: 50%;
      transform: translateX(-50%);
}

.drow_down .drow_item {
    margin-bottom: 0.3rem;

}
.drow_down1 .drow_item {
       padding-left: 5px;
    padding-top: 0;margin-bottom: 0;
    padding-right: 5px;

}

.drow_down .drow_item:first-child {
    padding-top: 0.65rem;
}

.drow_item:last-child {
    padding-bottom: 0.7rem;
}
.drow_down1 .drow_item:first-child {
    padding-top: 0;
}

.drow_down1 .drow_item:last-child {
    padding-bottom: 0;
    border-bottom: none;
}

.drow_down h4 {
    font-size: 0.275rem;
    color: #ffffff;
    position: relative;
    margin-bottom: 0.3375rem;
}
.drow_down h4 a {
    font-size: 0.275rem;
    color: #ffffff;width: 100%;
}

.drow_down h4::after {
    content: "";
    width: 0.5375rem;
    height: 2px;
    background-color: #fff;
    display: block;
    margin-top: 0.225rem;
}

.drow_down a {
    font-size: 0.2rem;
    color: #fff;
    display: inline-block;
    width: 16%;
    padding-right: .5%;
    margin-bottom: 14px;
    
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.drow_down1 .drow_item a {
        font-size: 15px;
    color: #333;
    display: block;
    width: 100%;
    text-align: center;
    margin-bottom: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-bottom: 16px;
    padding-top: 16px;
    padding-left: 11px;
    padding-right: 11px;
    border-bottom: 1px solid #ddd;
}
.drow_down1 .drow_item:last-child a {
    border-bottom: none;
}
.drow_down1 .drow_item:hover {
    background: #0a67d1;
    color: #ffffff;
}
.drow_down1 .drow_item a:hover {
    border-bottom-color: #0a67d1;
    color: #ffffff;
}

.header:hover::before {
    -webkit-transform: translateY(0);
    transform: translateY(0);
    opacity: 1
}

.header .pop-ph-nav {
    width: 100%;
    display: none;
    overflow-y: auto;
    position: absolute;
    left: 0;
    top: 100%;
    z-index: 200;
    background: rgba(0, 0, 0, .3)
}

.header .pop-ph-nav .other {
    background-color: #fff;
    padding-left: 4%;
    background-color: var(--background)
}

.header .pop-ph-nav .other a {
    display: inline-block;
    color: #003f88;
    line-height: 3.5em
}

.header .pop-ph-nav .ph-nav-list {
    width: 100%;
    overflow: hidden;
    position: relative;
    z-index: 100;
    background: #fff;
    -webkit-box-shadow: inset 0 5px 5px -5px #ccc;
    box-shadow: inset 0 5px 5px -5px #ccc
}

.header .pop-ph-nav .ph-nav-list a {
    display: block
}

.header .pop-ph-nav .other .text {
    position: relative;
    height: 100%;
    display: inline-block;
    padding-right: .2rem;
    margin-right: .2625rem
}

.header .pop-ph-nav .other .text img {
    width: 2.25rem;
    height: .225rem
}

.header .pop-ph-nav .other .text::before {
    content: "";
    position: absolute;
    right: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
    width: 2px;
    height: 14px;
    background-color: var(--color)
}

.header .pop-ph-nav .other .tel {
    font-size: .275rem;
    color: var(--color);
    background: url(navbar-tel.png) no-repeat left center;
    background-size: .325rem .3625rem;
    padding-left: .6125rem;
    position: relative;
    margin-right: .2125rem;
    padding-right: .25rem
}

.header .pop-ph-nav .ph-nav-list>li {
    position: relative;
    border-bottom: solid 1px #ececec
}

.header .pop-ph-nav .ph-nav-list>li.on .nav-level1 .arrow {
    background: url(http://www.nbzherp.com/images/pop-icon2.png) no-repeat center center
}

.header .pop-ph-nav .ph-nav-list>li.has-subnav .nav-level1 .arrow {
    display: block
}

.header .pop-ph-nav .ph-nav-list .nav-level1 {
    width: 100%;
    display: block;
    overflow: hidden;
    padding: 0 4%;
    font-size: 16px;
    line-height: 3.5em;
    position: relative;
    margin-top: 0;
    margin-bottom: 0;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    font-weight: 400
}

.header .pop-ph-nav .ph-nav-list .nav-level1 a {
    float: left;
    color: #000
}

.header .pop-ph-nav .ph-nav-list .nav-level1 .arrow {
    width: .8em;
    height: .8em;
    display: none;
    overflow: hidden;
    background: url(http://www.nbzherp.com/images/pop-icon1.png) no-repeat center center;
    position: absolute;
    right: .937em;
    top: 1.3em
}

.header .pop-ph-nav .links {
    background: #fff;
    padding: 1.375em 4%
}

.header .pop-ph-nav .links .link {
    margin-right: 1.1875em
}

.header .pop-ph-nav .links .link a {
    display: block;
    width: 31px;
    height: 31px
}

.header .pop-ph-nav .links .link a span {
    width: 100%;
    height: 100%;
    display: block;
    background: no-repeat center center/cover
}

.header .pop-ph-nav .links .link:last-child {
    margin-right: 0
}


.ph-nav-level2 {
    width: 100%;
    display: none;
    background: #e6edf3;
    padding: .75em 4% 1.5em 4%;
    -webkit-box-sizing: border-box;
    box-sizing: border-box
}

.ph-nav-level2 .nav-level2 {
    font-size: 1.15em;
    line-height: 2em;
    color: #333
}

.ph-nav-level3 {
    display: block;
    overflow: hidden;
    font-size: 1.125em;
    line-height: 1;
    color: #333;
    margin-top: -.5em;
    margin-bottom: 1em
}

.ph-nav-level3>li {
    width: 50%;
    float: left;
    padding: .5em 0
}

.ph-nav-level3>li a {
    color: #333;
    padding-left: 1em;
    background: url(arrow_14.png) no-repeat left center
}

.footer {
    background: #17212c;
    padding: 26px 0;
    font-size: 18px;
    text-align: center;
    color: #fff;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: distribute;
    justify-content: space-around
}

.footer a {
    color: #fff
}

.footer a:hover {
    color: #fff;
    text-decoration: underline
}

@media screen and (max-width:751px) {
    .header .row .header-navbar .nav {
        display: none
    }

    .header .row .header-navbar .navbar-top .search2 {
        display: inline-block;

    }

    .header .row .header-navbar .navbar-top .search1 {
        display: none;

    }

    .header {
        position: fixed;
        top: 0;
        left: 0;
        height: auto;
        z-index: 99;
        padding: 15px 0;
        background-color: var(--background)
    }

    .header:hover::before {
        -webkit-transform: translateY(0);
        transform: translateY(0);
        opacity: 0
    }

    .header .row .header-navbar .navbar-top {
        -webkit-box-align: stretch;
        -ms-flex-align: stretch;
        align-items: stretch
    }

    .header .row .header-navbar .navbar-top .icon-menu {
        display: inline-block
    }
}

@media screen and (max-width:1460px) {
    .footer {
        width: 100%;
        padding: 26px 20px
    }
}
@media screen and (max-width: 680px) {
    .header .row .logo {
        width: 35%;
        height: auto;
    }
}
@media screen and (max-width:657px) {

    .header .row .header-navbar .navbar-top .tel,
    .header .row .header-navbar .navbar-top .text {
        display: none
    }
}

.header .seach-box {
    display: none;
    background-color: #f6f6f6;
    padding: 1.35em 1.25em;
    position: absolute;
    right: 0;
    width: 100%;
    -webkit-box-shadow: inset 0 5px 5px -5px #ccc;
    box-shadow: inset 0 5px 5px -5px #ccc;
    padding-bottom: 1.7em;
    top: 100%;
}

.header .seach-box .sch {
    width: 100%;
    height: 2.5em;
    overflow: hidden;
    background: #fff;
    padding: 0.375em 6.5em 0.375em 2.25em;
    border-radius: 15px;
    position: relative;
}

.header .seach-box .sch .sch-inp {
    width: 100%;
    height: 100%;
    border: none;
    color: #333;
    background: #fff;
    margin-left: -10px;
}

.header .seach-box .sch .btn-sch {
    width: 5.5em;
    height: 2.5em;
    font-size: 1em;
    display: block;
    background: var(--background);
    color: #ffffff;
    background-size: 1.625em auto;
    position: absolute;
    right: 0;
    top: 0;
    border-top-right-radius: 15px;
    border-bottom-right-radius: 15px;
    text-align: center;
    line-height: 2.5em;
    padding-top: 1px;
    border: none;
}

.pc_search {
    display: none;
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    z-index: 100;
}

.pc_search .search_bg {
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: -1;
}

.pc_search form {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%);
    width: 4.5rem;
    background-color: #fff;
    z-index: 100;
    height: 0.64rem;
}

.pc_search form .search {
    width: calc(4.5rem - 0.68rem);
    box-sizing: border-box;
    height: 100%;
    background-color: transparent;
    padding-left: 0.2rem;
    border: none;
}

.pc_search form button {
    background-color: var(--background);
    width: 0.64rem;
    padding: 0;
    cursor: pointer;
    height: 100%;
    border: none;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

.pager {
    width: 100%;
    padding-left: 0;
    margin: 20px 0;
    text-align: center;
    list-style: none;
}

.pagination {
    display: inline-block;
    padding-left: 0;
    margin: 20px 0;
    border-radius: 4px;
}

.pagination {
    display: inline-block;
    padding-left: 0;
    margin: 20px 0;
    border-radius: 4px;
}

.pagination>li:first-child>a,
.pagination>li:first-child>span {
    margin-left: 0;
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px;
}

.pager li {
    display: inline-block;
    margin: 0 5px;
}

.pagination>li {
    display: inline-block;
}

.pagination>.active>a,
.pagination>.active>a:focus,
.pagination>.active>a:hover,
.pagination>.active>span,
.pagination>.active>span:focus,
.pagination>.active>span:hover {
    z-index: 2;
    color: #fff;
    cursor: default;
    background-color: #337ab7;
    border-color: #337ab7;
}

.pager li>a,
.pager li>span {
    display: inline-block;
    padding: 5px 14px;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 10px;
}

.pagination>li>a,
.pagination>li>span {
    position: relative;
    float: left;
    padding: 6px 12px;
    margin-left: -1px;
    line-height: 1.42857143;
    color: #337ab7;
    text-decoration: none;
    background-color: #fff;
    border: 1px solid #ddd;
}