* {
  box-sizing: border-box;
}

body {
  font-size: 14px;
  font-family: Arial, Helvetica Neue, Helvetica, PingFang SC, Source Han Sans CN,
    Microsoft YaHei, Open Sans, Myriad Pro, Myriad, San Francisco, Segoe UI,
    Verdana, Hiragino Sans GB, Wenquanyi Micro Hei, sans-serif;
  margin: 0;
  padding: 0;
  width: 100%;
  color: #999;
  background-color: #f6f6f6;
}

.content-box,
.ct1480 {
  /* display: none; */
  width: 77.8%;
  max-width: 1480px;
  margin: 0 auto;
}

[v-cloak] {
  display: none;
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
ul {
  font-weight: normal;
  margin: 0;
  padding: 0;
  color: #000;
}

i,
u,
em,
s {
  font-style: normal;
}

ul,
ol {
  padding: 0;
}

ul li,
ol li {
  list-style: none;
}

a {
  text-decoration: none;
  outline: none;
  cursor: pointer;
  color: #999;
}

a:focus {
  outline: 0;
}

a:link,
a:visited {
  text-decoration: none;
}

input,
textarea,
select {
  outline: none;
  border: none;
  font-family: DroidSans, DroidSansFallback, Arial, "Microsoft YaHei";
}

.hide {
  display: none !important;
}

.clearfix:after {
  content: "";
  height: 0;
  line-height: 0;
  display: block;
  visibility: hidden;
  clear: both;
}

.clearfix {
  zoom: 1;
}

input:focus {
  outline: none;
}

button {
  border: none;
  padding: 0;
}

button:focus {
  outline: none;
  border: none;
}

input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
  color: #c0c4cc;
}

input:-ms-input-placeholder,
textarea:-ms-input-placeholder {
  color: #c0c4cc;
}

input::-ms-input-placeholder,
textarea::-ms-input-placeholder {
  color: #c0c4cc;
}

input::placeholder,
textarea::placeholder {
  color: #c0c4cc;
}

textarea {
  border: none;
  margin-bottom: 0;
}

/*文字换行*/
.wordBreak {
  word-break: break-all;
}

/*文本超长省略*/
.dan {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  -webkit-text-overflow: ellipsis;
}

/*两行文本缩略*/
.shuang {
  /* autoprefixer: off */
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.threeline {
  /* autoprefixer: off */
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
}

/* 富文本处理 */
.richText * {
  word-break: break-all;
  max-width: 100%;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.cp {
  cursor: pointer;
}

.icon-14 {
  width: 14px;
  height: 14px;
}

.icon-16 {
  width: 16px;
  height: 16px;
}

.icon-20 {
  width: 20px;
  height: 20px;
}

.icon-24 {
  width: 24px;
  height: 24px;
}

.icon-30 {
  width: 30px;
  height: 30px;
}

.fs-12 {
  font-size: 12px;
}

.fs-16 {
  font-size: 16px;
}

.fs-18 {
  font-size: 18px;
}

.fc-fff {
  color: #fff;
}

.fc-60 {
  color: #606266;
}

.fc-90 {
  color: #909399;
}

.fc-30 {
  color: #303133;
}

.fw-500 {
  font-weight: 500;
}

.bgc-fff {
  background-color: #fff;
}

.pt-70 {
  padding-top: 70px;
}

.pt-90 {
  padding-top: 90px;
}

.mt10 {
  margin-top: 10px;
}

.ml15 {
  margin-left: 15px;
}

.ml10 {
  margin-left: 10px;
}

/* ------------------------------- 头部 ------------------------------------------ */
#head {
  width: 100%;
  /* background: #244df3; */
  background-color: transparent;
  height: 64px;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 100;
  /* box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.06); */
  border-bottom: 1px solid rgb(238, 239, 240, 0.1);
  min-width: 1500px;
}

.head-nav > ul {
  height: 64px;
  display: flex;
}

.head-nav > ul > li {
  margin-left: 30px;
  font-size: 14px;
  position: relative;
  padding-bottom: 6px;
  height: 64px;
  padding-top: 24px;
}

.head-nav > ul > li a {
  /* color: #303133; */
  color: #ffffff;
}

.head-nav > ul > li a:hover {
  color: #0486fe;
}

.head-nav .head-nav-active i {
  width: 32px;
  height: 3px;
  /* background: #0486fe; */
  background-color: #ffffff;
  position: absolute;
  left: 50%;
  margin-left: -16px;
  /* bottom: 16px; */
  bottom: 0;
  border-radius: 2px;
}

.head-nav .head-nav-active a {
  /* color: #0486fe; */
  color: #ffffff;
  font-weight: bold;
}

.head-user {
  border-radius: 100%;
  margin-right: 4px;
  display: flex;
  align-items: center;
  position: relative;
}

.head-user-my {
  display: flex;
  align-items: center;
}

.head-user-my img {
  border-radius: 50%;
  margin-right: 6px;
}

.head-user-arrow {
  display: none;
  position: absolute;
  right: -11px;
  top: 38px;
  z-index: 99;
  background: #fff;
  border-radius: 4px;
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 15px;
  width: 94px;
  cursor: pointer;
}

.head-user-arrow li {
  margin-top: 15px;
  display: flex;
  align-items: center;
}

.head-user-arrow li a {
  font-size: 14px;
  display: flex;
  justify-content: space-between;
  width: 100%;
  color: #303133;
}

.head-user-arrow li img {
  margin-right: 15px;
}

.head-user-arrow li i {
  display: block;
  width: 20px;
  height: 20px;
}

.head-user-arrow li:nth-child(1) {
  margin-top: 0;
}

.head-user-arrow li:nth-child(1) i {
  background: url("../image/head-study.png") no-repeat center/contain;
}

.head-user-arrow li:nth-child(2) i {
  background: url("../image/head-order.png") no-repeat center/contain;
}

.head-user-arrow li:nth-child(3) i {
  background: url("../image/head-esc.png") no-repeat center/contain;
}

.head-user-arrow li:hover a,
.head-user-arrow li.active a {
  color: #0088ff;
}

.head-user-arrow li:hover:nth-child(1) i,
.head-user-arrow li.active:nth-child(1) i {
  background: url("../image/head-study2.png") no-repeat center/contain;
}

.head-user-arrow li:hover:nth-child(2) i,
.head-user-arrow li.active:nth-child(2) i {
  background: url("../image/head-order2.png") no-repeat center/contain;
}

.head-user-arrow li:hover:nth-child(3) i,
.head-user-arrow li.active:nth-child(3) i {
  background: url("../image/head-esc2.png") no-repeat center/contain;
}

.wrap-outer {
  margin-left: calc(100vw - 100%);
}

@media screen and (min-width: 1150px) {
  .wrap-outer {
    margin-left: calc(100vw - 100%);
  }
}

.headFixed {
  box-shadow: 0 6px 12px 0 rgba(0, 0, 0, 0.12);
}

.head-left,
.head-right,
.login-true {
  display: flex;
  align-items: center;
  height: 64px;
}

.header_search {
  width: 188px;
  height: 32px;
  background: rgba(255, 255, 255, 0);
  border-radius: 4px;
  border: 1px solid rgba(238, 239, 240, 0.5);

  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-right: 10px;
}

.header_search input {
  width: 85%;
  height: 100%;
  background: transparent;
}
.home_search input::placeholder {
  color: #fff !important;
}

.other_search input::placeholder {
  color: #646b73 !important;
}
.header_search img {
  width: 16px;
  height: 16px;
  cursor: pointer;
  /*opacity: 0.5;*/
}

.logo img {
  /* width: auto;
  height: 50px; */
  /* width: 48px;
  height: 38px; */
  /* width: 149px;
	height: 41px; */
  width: 158px;
	height: 37px;
}

.head-search2 {
  display: none;
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

.head-search2 > div {
  display: flex;
  align-items: center;
}

.head-search2 input {
  width: 360px;
  margin: 0 20px;
}

.head-login {
  margin-left: 40px;
  width: 70px;
  height: 32px;
  line-height: 32px;
  background: #2468f2;
  border-radius: 4px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 500;
  font-size: 14px;
  color: #ffffff;
  letter-spacing: 1px;
  text-align: center;
  font-style: normal;
}

.head-msg {
  position: relative;
  margin: 0 24px;
}

.head-msg span {
  position: absolute;
  right: -5px;
  top: -3px;
  background: #f56c6c;
  width: 10px;
  height: 10px;
  border-radius: 100%;
  border: 1px solid #fff;
}

/* ------------------------------- 尾部 ------------------------------------------ */
.footer {
  background-color: #141414;
}

.footer .richText {
  padding-top: 30px;
  border-bottom: 2px solid #606266;
}

.richText img {
  height: auto;
}
.footer-link {
  display: flex;
  justify-content: center;
  padding: 30px 0 20px;
  flex-wrap: wrap;
  align-items: flex-end;
  height: 18px;
  box-sizing: content-box;
  line-height: 18px;
}

.footer-link li {
  color: #c0c4cc;
  font-size: 16px;
  margin: 0 30px 0;
}

.footer-copyright {
  color: #c0c4cc;
  font-size: 12px;
  text-align: center;
  padding-bottom: 30px;
}

.breadcrumb-box ul {
  display: flex;
  align-items: center;
}

.breadcrumb-box ul li {
  margin-right: 4px;
}

.breadcrumb-box ul li:last-child i {
  display: none;
}

.breadcrumb-box ul li i {
  padding: 0 4px;
}

.breadcrumb-box ul li a {
  /* color: #303133; */
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: 400;
  font-size: 16px;
  color: #323335;
  line-height: 24px;
  font-style: normal;
}

.breadcrumb-box ul li.active {
  /* color: #909399; */
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: 500;
  font-size: 16px;
  color: #323335;
  line-height: 24px;
  font-style: normal;
}
.breadcrumb-box ul li.active a {
  color: #909399;
}

/*绑定手机弹框*/
.bind-modal-box {
  position: fixed;
  top: 0;
  left: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1000;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.bind-modal-box .bind-modal {
  background-color: #fff;
  width: 380px;
  height: 290px;
  border-radius: 4px;
  position: relative;
}

.bind-modal-box .bind-modal .close-btn {
  width: 16px;
  height: 16px;
  background: url("../image/close-icon.png") no-repeat center/cover;
  position: absolute;
  top: 20px;
  right: 20px;
}

.bind-modal-box .bind-modal .modal-title {
  margin-top: 30px;
  font-size: 20px;
  font-weight: 500;
  color: #303133;
  line-height: 28px;
  text-align: center;
}

.bind-modal-box .bind-modal .modal-ipt {
  margin: 20px 30px 0 30px;
  display: flex;
}

.bind-modal-box .bind-modal .modal-ipt input {
  height: 44px;
  flex: 1;
  border-radius: 2px;
  border: 1px solid #eeeeee;
  padding: 0 20px;
  font-size: 14px;
}

.bind-modal-box .bind-modal .modal-ipt .code-btn {
  width: 116px;
  height: 44px;
  border-radius: 2px;
  border: 1px solid #eeeeee;
  color: #0486fe;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: 10px;
}

.bind-modal-box .bind-modal .modal-tip {
  margin: 30px 30px 0 30px;
}

.bind-modal-box .bind-modal .submit-btn {
  margin: 20px 30px 0;
  height: 44px;
  background: #0486fe;
  border-radius: 2px;
  font-size: 16px;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* 修改页码条样式 */
.page {
  min-height: 60px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.layui-laypage * {
  box-sizing: content-box;
}

.layui-laypage a,
.layui-laypage span {
  padding: 0 13px !important;
  height: 32px !important;
  line-height: 32px !important;
  margin: 0 4px !important;
  border-radius: 6px !important;
  display: inline-block;
  border: 1px solid #d9d9d9 !important;
}

.layui-laypage .layui-laypage-curr .layui-laypage-em {
  background-color: #0486fe !important;
  border-radius: 6px !important;
}

.layui-laypage a:hover {
  color: #0486fe !important;
}

.course-item {
  background-color: #fff;
  margin: 20px 20px 0 0;
  position: relative;
  border-radius: 4px;
  height: 236px;
}

.course-item:hover .course-item-mask {
  opacity: 1;
}

.course-item:nth-child(5n + 5) {
  margin: 20px 0 0 0;
}

.course-item > a {
  width: 220px;
  height: 236px;
  display: block;
}

.course-item-banner {
  height: 124px;
  width: 100%;
  border-radius: 4px 4px 0 0;
  display: block;
}

.course-item-mask {
  width: 100%;
  height: 124px;
  background-color: rgba(0, 0, 0, 0.6);
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 4px 4px 0 0;
  transition: 0.3s;
  opacity: 0;
  display: flex;
}

.course-item-mask img {
  width: 36px;
  height: 36px;
}

.course-item-content {
  padding: 6px 10px 10px 10px;
}

.course-item-status {
  height: 17px;
  font-size: 12px;
  line-height: 17px;
}

.course-item-status.wait {
  color: #ffa400;
}

.course-item-status.living {
  color: #0486fe;
}

.course-item-status.end {
  color: #606266;
}

.course-item-status.playback {
  color: #67c23a;
}

.course-item-title {
  font-size: 14px;
  color: #303133;
  line-height: 20px;
  margin-top: 6px;
}

.course-item-type {
  font-size: 12px;
  color: #909399;
  line-height: 17px;
  margin-top: 5px;
}

.course-item-price {
  height: 20px;
  line-height: 20px;
  margin-top: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: absolute;
  bottom: 10px;
  width: 200px;
}

.course-item-price span:nth-child(1) {
  color: #0088ff;
  font-size: 14px;
}

.course-item-price span:nth-child(2) {
  color: #909399;
  font-size: 12px;
}

.live-item {
  background-color: #fff;
  margin: 20px 20px 0 0;
  position: relative;
  border-radius: 4px;
}

.live-item:hover .live-item-mask {
  opacity: 1;
}

.live-item:nth-child(5n + 5) {
  margin: 20px 0 0 0;
}

.live-item > a {
  width: 220px;
  height: 229px;
  display: block;
}

.live-item-banner {
  height: 124px;
  width: 100%;
  border-radius: 4px 4px 0 0;
  display: block;
}

.live-item-mask {
  width: 220px;
  height: 124px;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 4px 4px 0 0;
  transition: 0.3s;
  opacity: 0;
}

.live-item-mask img {
  width: 36px;
  height: 36px;
}

.live-item-content {
  padding: 6px 10px 10px 10px;
}

.live-item-status {
  height: 17px;
  font-size: 12px;
  line-height: 17px;
}

.live-item-status.wait {
  color: #ffa400;
}

.live-item-status.living {
  color: #0486fe;
}

.live-item-status.end {
  color: #606266;
}

.live-item-status.playback {
  color: #67c23a;
}

.live-item-title {
  height: 40px;
  font-size: 14px;
  color: #303133;
  line-height: 20px;
  margin-top: 6px;
}

.live-item-price {
  height: 20px;
  line-height: 20px;
  margin-top: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.live-item-price span:nth-child(1) {
  color: #0088ff;
  font-size: 14px;
}

.live-item-price span:nth-child(2) {
  color: #909399;
  font-size: 12px;
}

.bundle-item {
  background-color: #fff;
  margin: 20px 20px 0 0;
  position: relative;
}

.bundle-item:hover .bundle-item-mask {
  opacity: 1;
}

.bundle-item:nth-child(4n + 4) {
  margin: 20px 0 0 0;
}

.bundle-item > a {
  width: 280px;
  height: 227px;
  display: block;
}

.bundle-item-banner {
  height: 158px;
  width: 100%;
  display: block;
}

.bundle-item-mask {
  height: 158px;
  width: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  transition: 0.3s;
  opacity: 0;
  display: flex;
}

.bundle-item-mask img {
  width: 36px;
  height: 36px;
}

.bundle-item-content {
  padding: 10px;
}

.bundle-item-title {
  height: 20px;
  font-size: 14px;
  color: #303133;
  line-height: 20px;
}

.bundle-item-price {
  height: 20px;
  line-height: 20px;
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.bundle-item-price span:nth-child(1) {
  color: #0088ff;
  font-size: 14px;
}

.bundle-item-price span:nth-child(2) {
  color: #909399;
  font-size: 12px;
}

/**
 *
 * 公共弹窗：
 *
 * 1.未绑定手机号 binddialog
 * 2.用户禁用     disableddialog
 *
 */
.binddialog {
  display: flex;
  justify-content: center;
  align-items: center;
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.1);
}

.binddialog .bind-box {
  width: 330px;
  height: 283px;
  padding: 30px;
  background-color: #fff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 3px;
  box-shadow: 0 5px 30px rgba(0, 0, 0, 0.05);
  position: relative;
}

.binddialog .cross {
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  background: url("../image/close-icon.png") no-repeat center/cover;
}

.binddialog .bind-caption {
  font-size: 20px;
  line-height: 27px;
  color: #29303d;
  text-align: center;
  margin-bottom: 32px;
}

.binddialog .validate-box {
  margin-bottom: 30px;
  position: relative;
}

.binddialog .phonenum {
  display: block;
  width: 100%;
  height: 40px;
  line-height: 38px;
  padding-left: 15px;
  border: 1px solid #eeeeee;
  border-radius: 3px;
  margin-bottom: 15px;
}

.binddialog .validatenum {
  width: 154px;
  height: 40px;
  line-height: 38px;
  padding-left: 15px;
  border: 1px solid #eeeeee;
  border-radius: 3px;
  margin-right: 9px;
}

.binddialog .getvalidate {
  cursor: pointer;
  width: 100px;
  height: 40px;
  font-size: 14px;
  color: #0486fe;
  background-color: #fff;
  border: 1px solid #0486fe;
  border-radius: 3px;
}

.binddialog .confirm {
  cursor: pointer;
  display: block;
  height: 40px;
  color: #fff;
  font-style: normal;
  line-height: 38px;
  text-align: center;
  background-color: #0486fe;
  border-radius: 3px;
}

.binddialog .error-alert {
  font-size: 12px;
  color: #f00;
  position: absolute;
  bottom: -21px;
}

.disableddialog {
  background-color: rgba(0, 0, 0, 0.1);
  box-shadow: 0 5px 30px rgba(0, 0, 0, 0.05);
  border: 1px solid rgba(0, 0, 0, 0.1);
  width: 100%;
  height: 100%;
  position: fixed;
  top: 0;
  z-index: 10000;
}

.disableddialog .empty_box {
  width: 330px;
  height: 396px;
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  bottom: 0;
  margin: auto;
  background-color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.disableddialog .empty_close {
  width: 40px;
  height: 40px;
  position: absolute;
  right: 0;
  top: 0;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
}

.disableddialog .empty_close img {
  width: 20px;
  height: 20px;
  display: block;
}

.disableddialog .em_content {
  width: 200px;
  height: 112px;
  padding: 0 10px;
}

.disableddialog .em_content img {
  display: block;
  margin: 0 auto;
  width: 72px;
  height: 72px;
}

.disableddialog p {
  margin: 0;
  font-size: 14px;
  line-height: 20px;
  color: rgba(41, 43, 51, 0.3);
  text-align: center;
}

/*浮窗*/
.floatad {
  position: fixed;
  bottom: 0px;
  z-index: 99999;
  display: flex;
  /* nav 列表导航 */
  /* content 导航内容 */
}

.floatad.left {
  left: 6px;
}

.floatad.left .floatad-nav {
  margin-right: 8px;
}

.floatad.left .floatad-arrow {
  left: -15px;
  background: url(https://ykt.sanyan3.com/public/sanyan_web/image/float-arrowleft.png)
    no-repeat;
  background-size: 22px 25px;
  width: 21px;
  height: 25px;
}

.floatad.right {
  right: 6px;
  flex-direction: row-reverse;
}

.floatad.right .floatad-nav {
  margin-left: 8px;
}

.floatad.right .floatad-arrow {
  right: -15px;
  background: url(../image/float-arrowright.png) no-repeat;
  background-size: 22px 25px;
  width: 21px;
  height: 25px;
}

.floatad .floatad-nav {
  padding-bottom: 120px;
}

.floatad .floatad-nav .floatad-mobile,
.floatad .floatad-nav .floatad-up {
  width: 40px;
  height: 40px;
  background: #eeeeee;
  margin-top: 12px;
  border-radius: 2px;
  padding: 8px;
}

.floatad .floatad-nav .floatad-mobile:hover,
.floatad .floatad-nav .floatad-up:hover {
  background: #0486fe;
  cursor: pointer;
}

.floatad .floatad-nav .floatad-mobile .floatad-item {
  height: 24px;
  background: url(../image/mobile.png) no-repeat center/cover;
  background-size: 24px;
}

.floatad .floatad-nav .floatad-mobile:hover .floatad-item {
  height: 24px;
  background: url(../image/mobile-a.png) no-repeat center/cover;
  background-size: 24px;
}

.floatad .floatad-nav .floatad-up .floatad-item {
  height: 24px;
  background: url(https://ykt.sanyan3.com/public/sanyan_web/image/up.png)
    no-repeat center/cover;
  background-size: 24px;
}

.floatad .floatad-nav .floatad-up:hover .floatad-item {
  height: 24px;
  background: url(../image/up-a.png) no-repeat center/cover;
  background-size: 24px;
}

.floatad .floatad-common {
  background: #eeeeee;
  border-radius: 2px;
  width: 40px;
}

.floatad .floatad-common li {
  padding: 8px;
}

.floatad .floatad-common li:hover {
  background: #0486fe;
  cursor: pointer;
}

.floatad .floatad-common li div {
  width: 24px;
  height: 24px;
}

.floatad .floatad-common li.floatad-qq .floatad-item {
  background: url(../image/qq.png) no-repeat center/cover;
  background-size: 24px;
}

.floatad .floatad-common li.floatad-qq:hover .floatad-item {
  background: url(../image/qq-a.png) no-repeat center/cover;
  background-size: 24px;
}

.floatad .floatad-common li.floatad-phone {
  padding-top: 0;
  padding-bottom: 0;
}

.floatad .floatad-common li.floatad-phone .floatad-item {
  background: url(../image/fphone.png) no-repeat center/cover;
  background-size: 24px;
  border-bottom: 1px solid #f6f6f6;
  border-top: 1px solid #f6f6f6;
  height: 40px;
}

.floatad .floatad-common li.floatad-phone:hover .floatad-item {
  background: url(../image/phone-a.png) no-repeat center/cover;
  background-size: 24px;
  border: none;
}

.floatad .floatad-common li.floatad-wechat .floatad-item {
  background: url(../image/wechat.png) no-repeat center/cover;
  background-size: 24px;
}

.floatad .floatad-common li.floatad-wechat:hover .floatad-item {
  background: url(https://ykt.sanyan3.com/public/sanyan_web/image/wechat-a.png)
    no-repeat center/cover;
  background-size: 24px;
}

.floatad .floatad-arrow {
  position: absolute;
  top: 12px;
}

.floatad .floatad-box {
  position: relative;
  display: none;
}

.floatad .floatad-box.phone-box {
  margin-top: 40px;
}

.floatad .floatad-box.wechat-box {
  margin-top: 80px;
}

.floatad .floatad-box.mobile-box {
  margin-top: 134px;
}

.floatad .floatad-main {
  background: #ffffff;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.06);
  border: #eeeeee solid 1px;
  border-radius: 2px;
  /*qq*/
  /*咨询电话*/
  /*微信*/
}

.floatad .floatad-main.qq-main {
  padding: 10px 22px 20px;
}

.floatad .floatad-main.phone-main {
  padding: 10px 12px;
}

.floatad .floatad-main.phone-main p {
  font-size: 12px;
  color: #999999;
}

.floatad .floatad-main.phone-main span {
  display: block;
  font-size: 14px;
  color: #0486fe;
}

.floatad .floatad-main.wechat-main,
.floatad .floatad-main.mobile-main {
  padding: 10px 0;
  display: flex;
}

.floatad .qq-item {
  border-top: #f6f6f6 solid 1px;
  margin-top: 10px;
}

.floatad .qq-item:first-child {
  border: none;
}

.floatad .qq-item img {
  width: 77px;
  height: 22px;
  display: block;
  margin-bottom: 4px;
  margin-top: 10px;
  cursor: pointer;
}

.floatad .qq-item p {
  font-size: 12px;
  color: #666666;
  text-align: center;
}

.floatad .code-item {
  border-left: 1px solid #eeeeee;
  width: 160px;
}

.floatad .code-item:first-child {
  border: none;
}

.floatad .code-item img {
  display: block;
  margin: 0 auto;
  width: 105px;
  height: 105px;
  margin-top: 8px;
  margin-bottom: 12px;
}

.floatad .code-item p {
  color: #666666;
  font-size: 12px;
  text-align: center;
}

.konwledge_bg {
  background: #ffffff;
  width: 100%;
  min-height: 100vh;
}

.flex_box {
  display: flex;
  align-items: center;
}

.about_bg {
  /* width: 100%;
  height: 59.5rem; */
  height: 100vh;
  background: url("../assets/sytoutu_bg.png") no-repeat;
  background-size: cover;
  background-position: center;
}

.qy_moudle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: -32vh;
}

.qy_moudle .qy_moud_item {
  box-sizing: border-box;
  width: 32.2%;
  height: 180px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.2) 0%,
    #ffffff 100%
  );
  border-radius: 8px;
  border: 1px solid #ffffff;
  backdrop-filter: blur(10px);
  padding: 36px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.qy_flex {
  display: flex;
  flex-direction: column;
}

.qy_moudle .qy_moud_item ._title {
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: 500;
  font-size: 24px;
  color: #323335;
  line-height: 36px;
  letter-spacing: 1px;
  font-style: normal;
}

.qy_moudle .qy_moud_item ._tip {
  margin-top: 8px;
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: 400;
  font-size: 16px;
  color: #68696d;
  line-height: 16px;
  font-style: normal;
}

.qy_moudle .qy_moud_item ._back_bg {
  /* margin-left: 65px; */
  flex: none;
  width: 87px;
  height: 89px;
  object-fit: cover;
}

.qy_moudle .qy_moud_item ._back_bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.qy_card {
  margin-top: 36px;
  display: flex;
  border-radius: 8px;
  background: #ffffff;
}

.qy_card ._ours {
  box-sizing: border-box;
  height: 322px;
  padding: 69px 30px;
}

.qy_card ._ours .ours_1 {
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: bold;
  font-size: 24px;
  color: #323335;
  line-height: 36px;
  font-style: normal;
}

.qy_card ._ours .ours_1 span {
  color: #2468f2;
}

.qy_card ._ours .ours_2 {
  margin-top: 30px;
  font-family: PingFangSC, PingFang SC;
  font-weight: 400;
  font-size: 14px;
  color: #68696d;
  line-height: 22px;
  letter-spacing: 1px;
  font-style: normal;
  text-align: justify;
}

.qy_card ._draw {
  flex: none;
  width: 532px;
  height: 322px;
}

.qy_card ._draw img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.shili_bg {
  margin-top: 50px;
  width: 100%;
  /* min-height: 697px; */
  background: url("../assets/pic_shiliwenli@2x.png") no-repeat;
  background-size: 100% 100%;
  /* padding-top: 47px; */
  padding-bottom: 31px;
}

.shili_title {
  font-family: SourceHanSansCN, SourceHanSansCN;
  font-weight: 500;
  font-size: 24px;
  color: #323335;
  line-height: 36px;
  letter-spacing: 1px;
  font-style: normal;
}

.shili_pic {
  margin-top: 36px;
}

.shili_pic img {
  width: 100%;
  object-fit: cover;
}

.parter_bg {
  padding-top: 50px;
  padding-bottom: 50px;
  background: linear-gradient(90deg, #fcfdff 0%, #f9fbfe 44%, #f5f9ff 100%);
}

.shili_hezuo {
  margin-top: 56px;
  overflow: hidden;
  white-space: nowrap;
  /* transition: all 1s linear; */
  /* animation-duration: 10000ms; */
  /* animation-name: scroll1; */

  /* animation: slide 1000s linear infinite;
  animation-fill-mode: forwards; */
}

.shili_hezuo img {
  width: 100%;
  object-fit: cover;
}

.slide {
  animation: slide 20s linear infinite;
}

@keyframes slide {
  0% {
    transform: translateX(0%);
  }

  100% {
    transform: translateX(-100%);
  }
}

.scroll-animation {
  animation: 60s scroll linear infinite normal;
}

@keyframes scroll1 {
  0% {
    transform: translateZ(0);
  }

  to {
    transform: translate3d(-50%, 0, 0);
  }
}

@keyframes scroll {
  0% {
    transform: translateZ(0);
  }

  to {
    transform: translate3d(-50%, 0, 0);
  }
}

.about_back_bg {
  width: 100%;
  height: 100%;
  background: url("../assets/sanyan_bg.png") no-repeat;
  background-size: 100% 100%;
  padding-bottom: 50px;
}

.huiyuan_border{
  width: 36px;
  height: 43px;
  background: url(../assets/pic_huiyuan@2x.png);
  background-size: 100% 100%;
  position: relative;
  padding-left: 2px;
  padding-top: 2px;
}
.guoqi_border{
  width: 36px;
  height: 43px;
  background: url(../assets/pic_huiyuanguoqi@2x.png);
  background-size: 100% 100%;
  position: relative;
  padding-left: 2px;
  padding-top: 2px;
}