html,
body,
.page,
.main {
    height: 100%;
}
html {
    font-family: 'PingFang SC', Helvetica, Arial, 'Microsoft YaHei', 'Helvetica Neue', 'Hiragino Sans GB', 'Heiti SC', 'WenQuanYi Micro Hei', sans-serif;
    color: #666;
    font-size: 16px;
    line-height: 1.4;
}

a {
    color: #fff;
    text-decoration: none;
}
.container {
    width: 1100px;
    margin: 0 auto;
}
.header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    height: 80px;
    line-height: 80px;
    z-index: 10;
    background: #222;
}
.header .wrap {
    padding: 0 180px;
}
.nav {
    float: right;
}
.nav .item {
    margin-left: 80px;
    position: relative;
}
.nav .item a {
    padding: 0 5px;
    display: block;
    opacity: 0.8;
    height: 80px;
    border-bottom: 2px solid transparent;
    box-sizing: border-box;
}
.nav .item.cur a {
    opacity: 1;
    font-weight: normal;
    color: #ff7927;
    border-color: #ff7927;
}
.nav .item .item-float {
    position: absolute;
    z-index: 101;
    background: #fff;
    top: 80px;
    left: 50%;
    transform: translateX(-50%);
}
.app-qr {
    width: 128px;
    height: 144px;
    text-align: center;
    line-height: 1;
    font-size: 14px;
    color: #222;
    border: 1px solid #ddd;
}
.app-qr img {
    width: 100px;
    height: 100px;
    margin: 14px 0 6px 0;
}
.logo {
    display: inline-block;
    vertical-align: middle;
    width: 226px;
    height: 60px;
    background: url(/public/img/logo.png) no-repeat;
    background-size: contain;
}
.logo h1 {
    position: absolute;
    color: transparent;
    text-indent: -9999px;
}
.banner {
    height: 100%;
    background: url(/public/img/bg.jpg) center no-repeat;
    background-size: cover;
    text-align: center;
    color: #fff;
    position: relative;
}
.banner .content {
    position: absolute;
    top: 45%;
    left: 50%;
    transform: translate(-50%, -50%);
}
@keyframes move {
    0% {
        bottom: 80px;
    }
    50% {
        bottom: 60px;
    }
    100% {
        bottom: 80px;
    }
}
.banner .scroll-icon {
    position: absolute;
    bottom: 80px;
    left: 50%;
    margin-left: -12px;
    animation: move 1s infinite;
}
.banner p {
    font-size: 18px;
    opacity: 0.8;
    margin-top: 32px;
    font-weight: 300;
}
.banner h1 {
    font-size: 60px;
    font-weight: 400;
    padding: 16px 0 80px 0;
}
.banner span {
    opacity: 0.5;
    font-weight: 300;
}
.scroll-icon {
    display: inline-block;
    width: 24px;
    height: 90px;
    background: url(/public/img/icon_scroll.png);
    background-size: contain;
}
.float::after {
    content: '';
    display: block;
    clear: both;
}
.float .item {
    float: left;
}
.inline .item {
    display: inline-block;
    vertical-align: middle;
}
h1,
h2,
h3,
h4,
h5,
h6,
p,
span {
    margin: 0;
    padding: 0;
    font-weight: 400;
}
ul {
    list-style: none;
}
html,
body,
ul,
li {
    margin: 0;
    padding: 0;
}
.blk {
    padding-top: 80px;
}
.blk .blk-hd {
    text-align: center;
}
.blk .blk-hd::before {
    content: '';
    display: inline-block;
    width: 50px;
    height: 3px;
    background: #ff7927;
}
.blk .blk-hd h5 {
    font-size: 18px;
    padding-top: 28px;
}

.blk .blk-hd h2 {
    font-size: 36px;
    padding: 12px 0 40px 0;
    color: #333;
}

.blk .blk-bd .text p {
    line-height: 32px;
    text-indent: 2em;
    margin-bottom: 6px;
}
.blk .blk-bd .text p.center {
    text-align: center;
    text-indent: 0;
}
.product {
    background: url(/public/img/bg_dot.jpg);
    padding: 100px 0;
    margin-top: 120px;
}
.product .blk-bd .item {
    margin: 0 2px;
    position: relative;
}
.product .blk-bd .item .content {
    position: absolute;
    z-index: 1;
    left: 20px;
    bottom: 40px;
    color: #fff;
}
.product .blk-bd .item .content p {
    font-size: 12px;
    opacity: 0.6;
    font-weight: 300;
    padding: 6px 0 4px 0;
}
.product .blk-bd .item .content h3 {
    font-size: 24px;
    font-weight: 300;
}
.product .blk-bd .item .icon {
    width: 24px;
    height: 24px;
}
.icon {
    display: inline-block;
    background-repeat: no-repeat;
    background-size: contain;
}
.icon.item1 {
    background-image: url(/public/img/item_icon_1.png);
}
.icon.item2 {
    background-image: url(/public/img/item_icon_2.png);
}
.icon.item3 {
    background-image: url(/public/img/item_icon_3.png);
}
.icon.item4 {
    background-image: url(/public/img/item_icon_4.png);
}
.icon.item5 {
    background-image: url(/public/img/item_icon_5.png);
}
.icon.arrow {
    width: 14px;
    height: 14px;
    background-image: url(/public/img/icon_arrow.png);
}
.icon.success {
    width: 16px;
    height: 16px;
    background-image: url(/public/img/icon_success.png);
}
.contact {
    padding-bottom: 160px;
}
.contact .item .err-tip {
    height: 40px;
    line-height: 40px;
    color: #ff3e00;
}
.contact .wrap.short {
    display: inline-block;
    vertical-align: top;
}
.contact .content {
    border-bottom: 1px solid #666;
}
.contact .short .content {
    height: 60px;
    line-height: 60px;
}
.contact .short .content .input {
    width: 470px;
    height: 58px;
}
.contact .long .content .input {
    width: 1040px;
    height: 130px;
}
.contact .short.wrap:first-child {
    margin-right: 50px;
}
.contact .input {
    border: 0 none;
    outline: 0;
    vertical-align: top;
    resize: none;
    font-size: 16px;
    color: #333;
}
.contact .submit {
    margin-top: 70px;
    text-align: center;
}
.btn {
    display: inline-block;
    border: 0 none;
    outline: 0;
    background: #ff7927;
    color: #fff;
    padding: 0 40px;
    height: 48px;
    font-size: 16px;
    cursor: pointer;
}
.btn span {
    vertical-align: middle;
}
.footer {
    background: #222;
    text-align: center;
    color: #ddd;
    padding: 34px 0;
}
.footer img {
    width: 100px;
    height: 100px;
    margin-bottom: 10px;
}
.footer .gzh {
    margin-bottom: 10px;
}
.footer .tel {
    margin-bottom: 10px;
}
.footer a {
    color: #ddd;
}
.footer a:hover {
    color: #fff;
}
.tip {
    width: 312px;
    height: 56px;
    line-height: 56px;
    position: fixed;
    left: 50%;
    margin-left: -156px;
    top: 60px;
    z-index: 11;
    text-align: center;
    box-shadow: 0px 2px 5px 0px rgba(199, 199, 199, 0.5);
    border-radius: 2px;
    background: #fff;
    display: none;
}
.tip.show {
    display: block;
}
.tip span {
    vertical-align: middle;
    margin: 0 2px;
}

.download {
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}
.download .circle {
    position: absolute;
    right: -400px;
    top: -650px;
    width: 1200px;
    height: 1200px;
    border-radius: 50%;
    background: linear-gradient(-136deg, rgba(51, 105, 255, 1) 0%, rgba(81, 187, 255, 1) 100%);
}
.download .content {
    position: relative;
    z-index: 1;
    width: 455px;
    display: inline-block;
    vertical-align: middle;
}
.download .content p {
    font-size: 18px;
    margin: 12px 0;
}
.download .content img {
    width: 118px;
    height: 118px;
}
.download .content .caption {
    padding-bottom: 10px;
}
.download .content .caption h2 {
    font-size: 34px;
    color: #333;
}
.download .app-banner {
    position: relative;
    z-index: 1;
    display: inline-block;
    vertical-align: middle;
    height: 850px;
    width: 535px;
    margin-left: 100px;
    overflow: hidden;
}
.download .app-banner .wrap {
    margin: 100px auto 0 auto;
    overflow: hidden;
}
.download .app-banner .img {
    transition: 0.5s all;
    overflow: hidden;
}
.download .app-banner .img li {
    float: left;
}
.download .app-banner .dot {
    position: relative;
    z-index: 1;
    text-align: center;
    margin-top: -50px;
}
.download .app-banner .dot .cur {
    background: rgba(66, 144, 255, 1);
}
.download .app-banner .dot li {
    cursor: pointer;
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.1);
    margin: 0 6px;
}
.download .bottom {
    padding: 50px 0;
    border-top: 1px solid #ccc;
}
.download .bottom .inline .item {
    text-align: left;
    margin-right: 80px;
}
.download .bottom .inline .item img {
    vertical-align: middle;
    width: 64px;
    height: 64px;
    margin-right: 20px;
}
.download .bottom .inline .item .text {
    display: inline-block;
    vertical-align: middle;
    font-size: 16px;
}
.download .app-download .item {
    display: inline-block;
    margin-right: 50px;
}