body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFangSC-Regular", "Microsoft Yahei", "Helvetica", "Arial", "Verdana", "Sans-Serif";
}

li {
  float: left;
}

ul {
  padding-left: 0;
  margin: 0px 0;
}

ul li {
  list-style: none;
}

ol li {
  float: none;
}

.header {
  background: #fff;
  background-position: center;
  background-size: cover;
}

.clearfix li {
  width: 25%;
}

.col-md-3 {
  width: 18%
}

.col-md-6 {
  /* width: 50%; */
}

.col-md-2 {
  padding: 0 12px;
}

.header p, span {
  /* font-family: PingFangSC-Regular; */
  font-size: 16px;
  color: #FFFFFF;
  text-align: left;
  line-height: 14px;
}

.slide-thly-30 {
  color: #333333;
}

#footer-three span {
  display: block;
  color: #FFFFFF;
  margin-bottom: 20px;
  font-size: 14px;
}

.book {
  position: relative;
  top: 70px;
  width: 100%;
  display: inline-block;
}

@supports (display:flow-root) {
  .book {
    display: flow-root;
  }
}

a {
  text-decoration: none;
  color: #ffff;
}

.login-in a {
  color: #fd6e20;
  padding-right: 10px;
}

/* .login-in a :hover{
  color: #FF6B3D
} */
.login-free a {
  color: #fff;
  padding-right: 10px;
}

.col-md-6 .tel {
  color: #333;
  background: unset;
  padding: 0px;
  line-height: 70px;
  font-size: 16px;
}

.login-bytton tel {
  color: #333;
  text-decoration: none;
  font-size: 16px;
}

.login-free .icons {
  width: 20px;
  height: 20px;
  display: inline-block;
  background: url(assets/icon-gift1.png) center center no-repeat;
  margin: 0px 5px 0px 0px;
  position: relative;
  top: 5px;
}

.login-in .icons {
  width: 20px;
  height: 20px;
  display: inline-block;
  background: url(assets/icon-person1.png) center center no-repeat;
  margin: 0px 5px 0px 0px;
  position: relative;
  top: 5px;
}

body {
  font-size: 14px;
}

.fsize18 {
  font-size: 18px;
}

.header {
  height: 70px;
  line-height: 70px;
  position: absolute;
  width: 100%;
  z-index: 12;
  font-size: 14px;
  /* opacity: 0.8; */
  /* border-bottom: 1px solid #FFFFFF; */
}

.header.container.fixed {
  position: fixed;
  top: 0px;
  left: 0px;
  /* background: #ff4800; */
  border-bottom: 0px solid #fff;
  z-index: 999999999999;
}

.header .header-logo {
  display: inline-block;
  vertical-align: -webkit-baseline-middle;
  text-align: center;
  margin-left: 5.5%;
  line-height: 60px;
  max-width: 145px;
  height: 60px;
}

.header .header-nav {
  /* display: inline-block;
    color: #fff;
    text-align: center;
    vertical-align: -webkit-baseline-middle;
    float: left; */
  position: absolute;
  top: 0;
  left: 22%;
  /* right: 20%; */
  display: block;
  color: #fff;
  text-align: center;
}

.header .login-button {
  /* display: inline-block;
    text-align: right;
    vertical-align: -webkit-baseline-middle;
    float: left; */
  display: block;
  width: 30%;
  position: absolute;
  left: 72%;
  bottom: 5px;
}

.header .logo-fff {
  display: block;
  /* margin-top: 12px; */
  max-width: 100%;
  max-height: 100%;
}

.header .header-nav .header-nav-item {
  position: relative;
  display: inline-block;
}

.header .login-button span {
  display: inline-block;
  border-radius: 100px;
  width: 102px;
  height: 33px;
  line-height: 33px;
  text-align: center;
  font-size: 12px;
}

.header .login-button .login-in {
  border: 2px solid #fd6e20;
  margin-left: 15px;
  margin-right: 15px;
  line-height: 29px;
  height: 29px;
  width: 104px;
}

.header .login-button .login-free {
  opacity: 0.98;
  background: #fd6e21 13px 8px no-repeat;
  color: #ffffff;
  border-radius: 60px;
  line-height: 33px;
  height: 33px;
  width: 110px;
}

.header .header-nav li :hover {
  /* color: #FF6B3D; */
  text-decoration: none;
}

.book-body {
  margin-top: 3%;
  background: url(./assets/底纹.png) center no-repeat;
  background-position: bottom right;
  background-size: contain;
}

/* footer */
/* footer */
p {
  margin: 0;
}

.footer-box {
  background: url(assets/icon-footerbg.png) #535353 center top no-repeat;
  /* height: 380px; */
  position: relative;
  top: 160px;
  /* border-bottom: 20px solid #ff3800; */
}

.footer-box-content {
  /* max-width: 1200px; */
  margin: 0 auto;
}

.footer-box .footer-box-top {
  height: 350px;
  position: relative;
  /* padding-bottom: 22px; */
}

.footer-box-top .footer-box-top-left {
  position: relative;
  box-sizing: border-box;
  display: inline-block;
  font-size: 12px;
  width: 65%;
  padding-top: 50px;
  margin-left: 5%;
}

.footer-box-top-left .footer-box-top-left-common-title {
  font-size: 14px;
  color: #FFFFFF;
  margin-bottom: 25px;
  /* padding: 0px 36px 0px 13px; */
  background: url(./assets/icon-arrow.png) left center no-repeat;
}

.footer-box-top-left .common-footer-box a {
  display: block;
  color: #FFFFFF;
  margin-bottom: 20px;
  margin-left: 15px;
}

.footer-box-top-left .common-footer-box {
  display: inline-block;
  width: 75px;
  vertical-align: top;
  white-space: nowrap;
  margin-left: 60px;
  margin-top: 20px;
}

.footer-box-top-left .team-style {
  position: relative;
  top: 38px;
}

.footer-box-top-left .telephone {
  position: relative;
  top: 78px;
}

.footer-box-top-left .telephone-first {
  position: relative;
  left: 66px;
}

.footer-box-top-right {
  position: relative;
  display: inline-block;
  vertical-align: top;
  padding-top: 70px;
  text-align: center;
}

.footer-box-top-right .footer-box-top-right-title {
  position: absolute;
  left: 7px;
  top: -56px;
  font-size: 16px;
  color: #909397;
}

.footer-box-top-right .footer-box-top-right-images {
  display: inline-block;
  position: relative;
  left: 18%;
}

.wei-xin {
  text-align: center;
  margin-right: 40px;
  display: inline-block;
}

.wei-bo {
  display: inline-block;
  text-align: center;
}

.line-box {
  position: absolute;
  left: 80px;
  top: 50px;
  width: 0;
  height: 200px;
  border: 1px solid #3A4146;
}

.footer-box .footer-box-middle {
  border-top: 1px solid #6f6f6f;
}

.footer-box .footer-box-middle-link {
  width: 1200px;
  margin: 0 auto;
  font-size: 14px;
  color: #FFFFFF;
  text-align: left;
  line-height: 20px;
  padding: 30px 0;
}

.footer-box .footer-box-middle a {
  font-size: 14px;
  color: #b8b8b8;
}

.footer-box .footer-box-bottom {
  border-top: 1px solid #6f6f6f;
  padding: 30px 0;
}

.footer-box .footer-box-bottom-copyright {
  width: 1200px;
  margin: 0 auto;
  color: #FFFFFF;
}

/* 导航下拉动效 */
.header-nav-item ul {
  display: none;
  position: absolute;
  left: 48px;
  transform: translate(-50%, 0);
  width: auto;
  background: #ffffff;
  /* box-shadow: 0 2px 4px 0 rgba(0,0,0,0.50); */
  /* border-radius: 4px; */
  padding-left: 40px;
  padding-right: 40px;
  padding-top: 20px;
  white-space: nowrap;
  text-align: left;
  /* border-bottom: 3px solid rgb(255, 72, 0); */
}

.header-nav .header-nav-item:nth-of-type(2) ul {
  text-align: center;
}

.header-nav-item ul a p {
  display: block;
  font-size: 12px;
  color: #666666;
  margin-bottom: 10px;
  text-decoration: none;
}

.header-nav-item ul li {
  width: 100%;
  line-height: 26px;
  margin-top: 6px;
}

.two-ul ul li {
  width: 100%;
  line-height: 26px;
}

.header-nav-item .normalul {
  padding-top: 0px;
  padding-left: 0px;
  padding-right: 0px;
}

.header-nav-item .normalul li {
  width: 100px;
  line-height: 26px;
}

.header-nav-item .normalul li a {
  padding-left: 42px;
  padding-right: 42px;
  font-size: 14px;
  padding: 15px 0;
  text-align: center;
}

.col-md-2 a {
  color: #333;
  font-size: 16px;
  cursor: pointer;
}

.header-nav-item ul .needhover {
  border-bottom: 1px solid #E5E8E8;
}

.header-nav-item ul a:hover p:nth-of-type(1) {
  color: #FF5723;
}

/* .header-nav-item ul a:hover p:nth-of-type(2){
    color: #FF5723;
} */
.back-select {
  position: absolute;
  content: '';
  width: 100%;
  height: 30px;
  display: block;
  top: 28px;
  left: -6px;
  cursor: pointer;
}

.header-nav-production-select li:hover p:nth-of-type(1) {
  color: #FF5723;
}

.header-nav-business-select li:hover p:nth-of-type(1) {
  color: #FF5723;
}

.about-us-select li:hover p:nth-of-type(1) {
  color: #FF5723;
}

.header-nav-item ul p {
  font-size: 12px;
  line-height: 20px;
  color: #3d4b51;
}

.header-nav-item ul a {
  display: block;
  font-size: 14px;
  color: #3d4b51;
  text-decoration: none;
  /* font-weight: bold; */
}

.header-nav-item ul .needhover a:hover {
  color: #ff3800;
}

.header-nav-item ul a i {
  width: 24px;
  height: 22px;
  display: inline-block;
  position: relative;
  margin: 0 10px 0px 0;
  top: 5px;
}

/* body */
section {
  display: inline-block;
  width: 100%;
  text-align: center;
}

.clearfix li {
  width: 15%;
  border-top: 4px solid #EEF2F3;
  margin-right: 5%;
  cursor: pointer;
  background-color: #ffffff;
}

.clearfix>li:hover {
  border-top: 4px solid #FF4800;
}

.clearfix li ol li {
  width: 100%;
  border: 0px;
  /* font-family: PingFangSC-Regular; */
  font-size: 14px;
  color: #666666;
  /* text-align: left; */
  line-height: 14px;
  padding: 10px 0px;
}

.clearfix li ol li a {
  color: #666666;
}

.clearfix li ol li a:hover {
  color: #FF4800;
}

.clearfix span:hover {
  color: #FF6B3D;
}

ol {
  padding-left: 0px;
  padding-top: 15px;
  margin-bottom: 20px;
}

.dianbo {
  background: url(./assets/云点播.png) no-repeat center;
}

.zhibo {
  background: url(./assets/云直播.png) no-repeat center;
}

.ketang {
  background: url(./assets/云课堂.png) no-repeat center;
}

.jiasu {
  background: url(./assets/云加速.png) no-repeat center;
}

.i-k-img {
  height: 100px;
  vertical-align: middle;
  display: block;
  margin-right: 26px;
}

/* online-ask */
.online-ask {
  position: fixed;
  right: 0px;
  bottom: 25%;
  /* height: 284px; */
  z-index: 1000;
  background: #fff;
}

/* .common-online-ask {
  width: 144px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  background: url(./assets/咨询框拉出.png) left center no-repeat;
  background-size: auto 50px;
  margin-bottom: 10px;
  box-sizing: border-box;
}

.common-online-ask .common-online-ask-icon {
  width: 20px;
  height: 20px;
  vertical-align: middle;
  display: inline-block;
  background-size: cover;
  background-position: center;
}

.common-online-ask .common-online-ask-text {
  font-size: 14px;
  color: #FFFFFF;
  margin-left: 15px;
  display: inline-block;
}

.common-online-ask .common-online-ask-text a {
  color: #FFFFFF;
}

.online-ask #top::before {
  content: "";
  position: absolute;
  left: -12px;
  top: -12px;
  width: 88px;
  height: 88px;
  cursor: pointer;
  background: url(/assets/ii7.png) center no-repeat;
} */
/* .online-ask #top {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  margin: 42px 10px 0 10px;
  position: relative;
  background: #ff4800 url(/assets/ii5.png) center no-repeat;
} */
/* .online-ask-free-use-icon {
  background-image: url(./assets/免费试用.png);
}

.online-ask-project-icon {
  background-image: url(./assets/项目咨询.png);
}

.online-ask-line-icon {
  background-image: url(./assets/在线咨询.png);
}

.online-ask-telephone-icon {
  background-image: url(./assets/电话咨询.png);
  margin-left: 15px;
} */
/* 侧面的咨询动画效果 */
.common-online-ask:hover {
  position: relative;
  transform: translate(-90px);
  -ms-transform: translate(-90px);
  -webkit-transform: translate(-90px);
  -moz-transition: all .4s ease-in;
  /* Firefox 4 */
  -webkit-transition: all .4s ease-in-out;
  /* Safari 和 Chrome */
  -o-transition: all .4s;
  cursor: pointer;
}

/* search */
.page-inner {
  width: 62.5%;
  left: 18.8%;
  position: relative;
}

.search-results-title {
  font-size: 16px;
  color: #999999;
  font-weight: normal;
}

.search-results-item h3 {
  /* font-family: PingFangSC-Medium; */
  font-size: 26px;
  color: #333333;
  line-height: 26px;
}

.search-results-item p {
  /* font-family: PingFangSC-Regular; */
  font-size: 16px;
  color: #333333;
  line-height: 26px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-height: 26px;
  height: 52px;
}

#book-search-results .search-results .has-results .search-results-item a {
  color: black;
}

::-ms-clear {
  display: none;
}

input[placeholder] {
  /* font-family: PingFangSC-Regular; */
  font-size: 16px;
  color: #999999;
  line-height: 16px;
  font-family: 'Helvetica Neue', Helvetica, Arial, Tahoma, 'Microsoft Yahei',
    'PingFang SC', 'Hiragino Sans GB', 'WenQuanYi Micro Hei', sans-serif;
}

.header-nav-item ul a p:nth-child(1) {
  font-size: 16px;
  color: #333333;
  /* font-weight: bold; */
}

.footer-box-top-left .common-footer-box a:hover {
  text-decoration: underline;
}

.footer-box-bottom p:nth-child(1) span {
  /* padding: 0px 36px 0px 13px; */
  /* background: url(/assets/icon-arrow.png) left center no-repeat; */
}

.footer-box-bottom .s1 {
  font-size: 14px;
  float: right;
}

.footer-box-bottom .s1 a {
  color: #fff;
  margin: 0px 10px 0px 0px;
}

.footer-box-bottom .s1 img {
  vertical-align: middle;
}

.online-ask ul {
  width: 77px;
  position: relative;
}

.online-ask li {
  width: 77px;
  height: 79px;
  position: relative;
  border: 1px solid #d0d0d0;
  padding: 14px 0px 0px 0px;
  box-sizing: border-box;
  transition: 0.5s all ease;
  cursor: pointer;
}

.online-ask li:hover {
  background: #fe842b;
  border: 1px solid #fe842b;
}

.online-ask li:hover i {
  background-position: bottom !important;
}

.online-ask li:hover .Code {
  right: 95px;
}

.online-ask li a {
  color: #666666;
  text-decoration: none;
  cursor: pointer;
  border: 0;
}

.online-ask li a i {
  display: block;
  color: #fff;
  font-size: 12px;
  text-align: center;
  width: 31px;
  height: 31px;
  margin: 0px auto 8px;
  transition: 0.5s all ease;
}

.online-ask li a .tit {
  font-size: 12px;
  color: #666666;
  text-align: center;
}

.online-ask li.n4 {
  border-bottom: 0px solid #d0d0d0;
}

.online-ask .Code {
  width: 100px;
  height: 100px;
  background: #fff;
  right: -300px;
  top: 1px;
  margin: 0;
  position: absolute;
  transition: 0.5s all ease;
  box-shadow: 0px 0px 10px 3px #f0f1f6;
  font-size: 18px;
  color: #333333;
}
.online-ask .Code img{
  max-width: 100%;
    height: 100%;
}
.online-ask li.n2 .Code {
  width: 240px;
  height: 75px;
}

.online-ask li.n2 .img {
  float: left;
    margin: 10px 0px 0px 5px;
}

.online-ask li.n2 .w1 {
  float: left;
    margin: 15px 0px 0px 20px;
    line-height: 20px;
}
.online-ask li.n3 .Code {
  width: 165px;
  height: 64px;
  line-height: 64px;
  text-align: center;
  top: 6px;
}

.online-ask li .Code::after {
  width: 12px;
  height: 30px;
  background: url(assets/icon-arrow14.png) center center no-repeat;
  position: absolute;
  content: "";
  right: -10px;
  top: 50%;
  margin-top: -15px;
}

.two-ul ul {
  /* padding-left: 20px;
  padding-right: 20px; */
  width: 210px;
}

.two-ul .needhover {
  padding-left: 40px;
}

.two-ul-1 {
  /* border-right: 1px solid #E5E8E8; */
}

.two-ul-1 .circle {
  font-size: 16px;
}

.two-ul-2 {
  margin-left: 250px;
  /* height: 444px; */
}


i.arrow {
  position: absolute;
  left: 49%;
  top: 0px;
  line-height: 1px;
}

.address p {
  font-size: 14px;
  margin: 0px 0px 12px 0;
  color: #ffffff;
  padding: 0 0 0 38px;
  line-height: 24px;
  left: 2px;
  font-weight: normal;
}

li.header-nav-item.col-md-2::after {
    background: red;
    position: absolute;
    top: 70px;
    width: 90%;
    height: 1px;
    display:none;
    content: '';
    right: 2px;
  }

  li.header-nav-item.col-md-2:hover::after{
    display:block;
  }