.banner {
    position: relative;
    padding-bottom: calc(760/1920*100%);
    overflow: hidden;
}

.banner img {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0;
}

@keyframes slideBannerA {
    0%   {opacity: 0; transform: scale(1);}
    30%  {opacity: 1; transform: scale(1.1);}
    40%  {opacity: 1;}
    50%  {opacity: 1;}
    65%  {opacity: 0;transform: scale(1.1);}
    90%  {opacity: 0;transform: scale(1);}
    100% {opacity: 0;}
}

@keyframes slideBannerB {
    0%   {opacity: 0; transform: scale(1);}
    30%  {opacity: 1; transform: scale(1.1);}
    40%  {opacity: 1;}
    50%  {opacity: 1;}
    65%  {opacity: 0;transform: scale(1.1);}
    90%  {opacity: 0;transform: scale(1);}
    100% {opacity: 0;}
}

@keyframes slideText {
    0%   {opacity: 0;}
    30%  {opacity: 1;}
    40%  {opacity: 1;}
    50%  {opacity: 1;}
    65%  {opacity: 0;}
    90%  {opacity: 0;}
    100% {opacity: 0;}
}

#b1a {
    animation-name: slideBannerA;
    animation-duration: 16s;
    animation-iteration-count: infinite;
}

#b1b {
    animation-name: slideBannerB;
    animation-delay: 8s;
    animation-duration: 16s;
    animation-iteration-count: infinite;
}

.banner span {
    position: absolute;
    color: black;
    font-size: 12px;
    bottom: 10px;
    right: 10%;
    animation-name: slideText;
    animation-duration: 16s;
    animation-iteration-count: infinite;
}

.lattice .float_group > div {
    width: 50%;
    height: calc(49vw * 435 / 953);
    overflow: hidden;
}

.lattice .float_group > div img {
    width: 100%;
    vertical-align:middle;
}

.lattice .float_group > div .title{
    color: #bf2b0c;
    font-size: 24px;
    font-weight: bold;
    line-height: 1.1;
}
.title_mobile {
    color: #d00606;
    font-size: 24px;
    font-weight: bold;
    line-height: 1.1;
    display: none;
}
.lattice .float_group > div .text{
    color: #494949;
    margin: 10px 0 20px;
    line-height: 2;
}
.float_group > div .text0 {
    color: #494949;
    margin: 10px 0 20px;
    line-height: 2;
}
.lattice .float_group > div a{
    display: inherit;
    text-decoration: none;
}
.lattice .float_group > div button {
    position: relative;
    width: 120px;
    height: 40px;
    margin-left: calc(50% - 60px);
    border: 0;
    outline: 0;
    background: linear-gradient(to right, #225ac9, #83caf7);
    color: white;
    font-size: 14px;
    overflow: hidden;
    text-align: left;
    padding: 0 32px;
    transition: width .2s ease-in-out, background .2s ease-in-out;
    cursor: pointer;
}
.lattice .float_group > div button:hover {
    width: 130px;
}
.arrow_right {
    position: absolute;
    pointer-events: none;
    left: 130px;
    top: 14px;
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-left: 10px solid white;
    transition: left .2s ease-in-out;
}
.lattice .float_group > div button:hover .arrow_right {
    left: 105px;
}

.step {
    padding: 80px 20px 20px;
    background-color: #dfebef;
    text-align: center;
}
.step .title {
    color: #1980cf;
    font-size: 24px;
    font-weight: bold;
    line-height: 1.1;
}
.step .text{
    color: #494949;
    margin-top: 10px;
}

.step .item{
    display: inline-block;
    margin: 20px 40px 0;
}
.step .item .text1{
    color: #1980cf;
    font-size: 20px;
}
.step .item .text2{
    color: #494949;
}

.step .note {
    font-size: 12px;
    text-align: right;
    margin-top: 60px;
    padding-right: 10%;
}

@media (max-width:1200px) {
    .lattice .float_group > div {
        width: 100%;
        height: unset;
        margin-top: 40px;
    }

    .moban1 {
        padding: 0 40px;
    }

    .step .item{
        margin: 20px 26px 0;
    }
    .step .note {
        padding-right: 0;
    }
}

@media (max-width:768px) {
    .banner {
        padding-bottom: calc(1420/1080*100%);
    }

    .banner span {
        right: 10px;
        writing-mode: vertical-rl;
        -webkit-writing-mode: vertical-rl;
        text-orientation: upright;
    }

    .step .group {
        max-width: 300px;
        margin-left: auto;
        margin-right: auto;
    }
    .step .item{
        margin: 20px 10px 0;
    }
    .title_mobile {
        display: block;
    }
    .lattice .float_group > div .title {
        /*display: none;*/
    }
}
.test {
    display: block;
    bottom: 0px;
    right: 1px;
    position: fixed;
}

* html .test {
    position: absolute;
}

*+html .test {
    position: absolute;
}

.test1 {
    right: 15px;
    bottom: 290px;
    color: #000;
    opacity: 0;
    height: 30px;
    width: 30px;
}

.mobile {
    display: none;
}

.web {
    display: inline;
}
#black{
    color:red;
}
@media (max-width: 768px) {
    .mobile {
        display: inline;
    }

    .test2 {
        padding-left: 0px;
    }

    .web {
        display: none;
    }

    .test {
        display: block;
        position: fixed;
        right: auto;
        top: 50%;
        left: 50%;
        -moz-transform: translate(-50%, -50%);
        -ms-transform: translate(-50%, -50%);
        -webkit-transform: translate(-50%, -50%);
        transform: translate(-50%, -50%);
    }

    .test1 {
        opacity: 0;
        top: 31%;
        left: 92%;
        height: 30px;
        width: 30px;
        font-size: 36px;
    }
}

.pp_social {
    display: none;
}

#v_box {
    width: 700px;
    height: 460px;
    background: #fff;
    position: fixed;
    top: 50%;
    left: 50%;
    z-index: 522222;
    margin-top: -305px;
    margin-left: -350px;
    border-radius: 5px;
    box-shadow: #333 0px 0px 10px;
    _position: absolute;
    *border: 1px solid #333;
    border: 1px solid #333;
    display: none;
}

#v_box h3 {
    color: #333;
    height: 10px;
    font-size: 18px;
    padding-left: 28px;
    line-height: 46px;
    overflow: hidden;
    font-weight: bold;
}

#v_box div {
    width: 650px;
    margin: 0 auto;
    background: #000;
}

#shut {
    position: absolute;
    width: 30px;
    height: 30px;
    display: block;
    top: 8px;
    right: 10px;
    color: #333;
    font-size: 30px;
    line-height: 22px;
    overflow: hidden;
    text-align: center;
    cursor: pointer;
}

#shut:hover {
    text-decoration: none;
    color: #f00;
}

#shut:active {
    color: #a40606;
}

.h1::after {
    position: absolute;
    content: '';
    display: block;
    height: 6px;
    width: 220px;
    border-top: 4px dotted #D6D6D6;
    left: 154px;
    top: 9px;
}

.li7 span {
    margin-right: -2px;
}
.jia{margin-bottom: -27px !important;color: #1980cf;font-size: 55px;}
.banner-web{display: inline;}
.banner-mobile{display: none;}
.br_{display: none;}
@media (max-width: 768px){
    .banner-web{display: none;}
    .banner-mobile{display: inline;}
    .text3 div{display: inline-block !important;width: auto !important;}
    .text3 img{width: 80px;height: 80px;}
    .text2 span{display: block;}
    .jia{margin-bottom: -36px !important;font-size: 40px;}
    .br_{display: block;}
    .jiajia{margin: 14px !important;}
    /*.imbolie{
        font-size: 12px !important;
    }
    .aa{
        font-size: 12px !important;
    }*/
    #form .header {
        padding: 0px 0 40px !important;
    }
}
.mx-tip-panel:focus {
    outline: 0;
}

.mx_keyword {
    line-height: 20px;
    color: #333333;
    font-size: 14px;
    letter-spacing: 0.2px;
    font-family: PingFangSC-Semibold;
}

.mx-scrollbar::-webkit-scrollbar {
    width: 8px;
    height: 1px;
}

.mx-scrollbar {
    overflow-y: auto;
    max-height: 380px;
}

.mx-scrollbar::-webkit-scrollbar-thumb {
    border-radius: 4px;
    background: #C0C0C0;
}

.mx-scrollbar::-webkit-scrollbar-track {
    border-radius: 4px;
    background: #eeeeee;
}

.maxthon_tip {
    background-color: white;
    border: none;
}

.maxthon_tip:active {
    background-color: #E6F4FF;
    border: 1px solid #449EFB;
}

.maxthon_tip:hover {
    background-color: #E6F4FF;
    border: 1px solid #449EFB;
}
.logo {
    position: absolute;
    top: 0;
    right: 43.5%;
    width: 13.529%;
    height: 17.37%;
    cursor: pointer;
}
@media (min-width: 1200px){
    #phone {
        display: none;
    }
}
@media (max-width: 1200px){
    #pc {
        display: none;
    }
}