/* global */
body,
html {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: 'Microsoft YaHei';
}
section {
  padding: 48px 0;
}

/* introduction body global */
.introduction-body {
  padding: 0 28px;
  max-width: 1440px;
  margin: 0 auto;
}
/* introduction title */
.introduction-section-title {
  width: fit-content;
  width: -moz-fit-content;
  font-size: 30px;
  color: #17233d;
  padding: 16px 22px;
  margin: 0 auto;
  margin-bottom: 48px;
  font-weight: bold;
  border-bottom: 3px solid #0096ec;
  /* font-family: MicrosoftYaHei-Bold; */
}
.introduction-section-title sup {
  /* font-family: MicrosoftYaHei; */
  font-size: 12px;
  color: #17233d;
  position: relative;
  top: -14px;
}
.introduction-section-body {
  text-align: center;
}
#introduction-title,
#introduction-history,
#introduction-custom,
#introduction-consultation-appointment {
  width: 100%;
  flex-direction: column;
  display: flex;
  justify-content: center;
  align-items: center;
}
#introduction-history > div,
#introduction-custom > div,
#introduction-consultation-appointment > div {
  max-width: 1440px;
}

/* banner */
#introduction-bannber {
  height: 320px;
  text-align: center;
  /* font-family: MicrosoftYaHei; */
  font-size: 54px;
  margin-top: 70px;
  position: relative;
  background: url(../../img/about/banner.jpg) no-repeat center/cover;
}
#introduction-bannber .banner-text {
  height: 71px;
  line-height: 71px;
  margin: 0 auto;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
#introduction-bannber .banner-text span {
  font-size: 54px;
  font-weight: bold;
  font-stretch: normal;
  letter-spacing: 0px;
  white-space: nowrap;
  color: #ffffff;
  text-shadow: 0px 2px 6px #000000;
}
#introduction-bannber .banner-text sup {
  font-size: 10px;
  position: relative;
  top: -32px;
}

/* about */
#introduction-title {
  background: white;
}
#introduction-title > div {
  max-width: 1440px;
}
#introduction-title .introduction-section-body p {
  /* font-family: MicrosoftYaHei; */
  font-size: 18px;
  color: #515a6e;
  margin-bottom: 32px;
}

#introduction-title .introduction-section-body p:nth-child(-n + 2) {
  /* font-family: MicrosoftYaHei-bold; */
  font-size: 24px;
  color: #1d7ce1;
}
#introduction-title .introduction-section-body p:first-child {
  margin-bottom: 16px;
}

/* history */
#introduction-history {
  background: #f8f8f9;
}

#introduction-history .introduction-section-body span {
  display: block;
  /* font-family: MicrosoftYaHei; */
  font-size: 18px;
  font-weight: bold;
  color: #515a6e;
  margin-top: 16px;
}
#introduction-history .introduction-section-body span:first-child {
  /* font-family: MicrosoftYaHei-bold; */
  font-weight: bold;
  font-size: 40px;
  color: #1d7ce1;
  margin-top: 0;
}
#introduction-history .introduction-history-title {
  margin: 15px 0;
}
#introduction-history .introduction-history-card {
  max-width: 1440px;
  display: flex;
  flex-direction: row;
  margin: 48px 0;
  justify-content: space-between;
  background: white;
}
#introduction-history .introduction-history-card > div {
  width: 50%;
  border: solid 1px #c5c8ce;
  max-height: 475px;
}
#introduction-history .introduction-history-card > div img {
  width: 100%;
  height: 100%;
  display: inline;
  box-shadow: 0px 1px 6px 0px rgba(23, 35, 61, 0.75);
}
#introduction-history .introduction-section-body .introduction-card-list {
  padding: 24px 0;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  padding-left: 74px;
}
#introduction-history .introduction-section-body .introduction-card-list li {
  line-height: 34px;
  font-size: 16px;
  text-align: left;
  list-style: none;
  position: relative;
  color: #17233d;
}
#introduction-history
  .introduction-section-body
  .introduction-card-list
  li::before {
  position: absolute;
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 4px;
  background-color: #1d7ce1;
  top: 12px;
  left: -32px;
  z-index: 1;
}
#introduction-history
  .introduction-section-body
  .introduction-card-list
  li::after {
  position: absolute;
  content: "";
  width: 2px;
  height: 34px;
  background-color: #dcdee2;
  top: 12px;
  left: -29px;
}
#introduction-history
  .introduction-section-body
  .introduction-card-list
  li:last-child:after {
  position: absolute;
  content: "";
  width: 0px;
  height: 0px;
}

/* history phone */
#introduction-history-phone {
  display: none;
  background: #f8f8f9;
}

#introduction-history-phone .introduction-section-body span {
  display: block;
  /* font-family: MicrosoftYaHei; */
  font-size: 18px;
  font-weight: bold;
  color: #515a6e;
  margin-top: 16px;
}
#introduction-history-phone .introduction-section-body span:first-child {
  /* font-family: MicrosoftYaHei-bold; */
  font-weight: bold;
  font-size: 40px;
  color: #1d7ce1;
  margin-top: 0;
}
#introduction-history-phone .introduction-history-title {
  margin: 15px 0;
}
#introduction-history-phone .swiper-history-button {
  padding: 10px 0;
  left: 50%;
  transform: translateX(-50%);
}
#introduction-history-phone .swiper-history-button span {
  display: inline-block;
  margin: 0 5px;
}
#introduction-history-phone .introduction-history-card {
  max-width: 1296px;
  display: flex;
  flex-direction: row;
  margin: 48px 0;
  justify-content: space-between;
  background: white;
}
#introduction-history-phone .introduction-history-card > div {
  width: 100%;
  border: solid 1px #c5c8ce;
  height: 440px;
}
#introduction-history-phone .swiper-container {
  width: 100%;
}
#introduction-history-phone .swiper-container img {
  width: 100%;
  display: inline;
  box-shadow: 0px 1px 6px 0px rgba(23, 35, 61, 0.75);
}
#introduction-history-phone .introduction-section-body .introduction-card-list {
  width: 100%;
  height: 480px;
  padding: 32px 21px 32px 32px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  overflow: auto;
}
#introduction-history-phone
  .introduction-section-body
  .introduction-card-list
  ul {
  width: 100%;
  height: 100%;
  overflow: auto;
  margin-bottom: 0px !important;
}
#introduction-history-phone
  .introduction-section-body
  .introduction-card-list
  li {
  width: 100%;
  overflow: hidden;
  line-height: 34px;
  font-size: 16px;
  text-align: left;
  list-style: none;
  position: relative;
  color: #17233d;
  text-overflow: ellipsis;
  white-space: nowrap;
  box-sizing: border-box;
  padding-left: 28px;
  border-left: 1px solid #ccc;
}
#introduction-history-phone
  .introduction-section-body
  .introduction-card-list
  li:last-child:after {
  position: absolute;
  content: "";
  width: 0px;
  height: 0px;
}

/* custom */
#introduction-custom {
  background: white;
}
#introduction-custom .introduction-section-body {
  background: white;
  display: flex;
  flex-direction: column;
  align-items: center;
}
#introduction-custom .introduction-section-body p {
  max-width: 670px;
  /* font-family: MicrosoftYaHei; */
  font-size: 18px;
  line-height: 27px;
  color: #515a6e;
  margin-bottom: 48px;
}
#introduction-custom .introduction-section-body img {
  width: 100%;
}

/* media */
@media screen and (max-width: 1439px) {
  #introduction-history-phone
    .introduction-section-body
    .introduction-card-list
    li {
    font-size: 15px;
  }
  #introduction-history
    .introduction-section-body
    .introduction-card-list
    li {
    font-size: 15px;
  }
  #introduction-title .introduction-section-body p{
    font-size: 17px;
  }
  #introduction-custom .introduction-section-body p{
    font-size: 17px;
  }
  #introduction-title .introduction-section-body p:first-child{
    font-size: 23px;
  }
}
@media screen and (max-width: 959px) {
  #introduction-history{
    display: none;
  }
  #introduction-history-phone{
    display: block;
  }
  #introduction-history-phone
    .introduction-section-body
    .introduction-card-list
    li {
    font-size: 14px;
  }
  #introduction-history
    .introduction-section-body
    .introduction-card-list
    li {
    font-size: 14px;
  }
  #introduction-title .introduction-section-body p{
    font-size: 16px;
  }
  #introduction-custom .introduction-section-body p{
    font-size: 16px;
  }
  #introduction-title .introduction-section-body p:first-child{
    font-size: 22px;
  }
}
@media screen and (max-width: 480px) {
  #introduction-history-phone
    .introduction-section-body
    .introduction-card-list
    li {
    font-size: 13px;
  }
  #introduction-history
    .introduction-section-body
    .introduction-card-list
    li {
    font-size: 13px;
  }
  #introduction-title .introduction-section-body p{
    font-size: 15px;
  }
  #introduction-custom .introduction-section-body p{
    font-size: 15px;
  }
  #introduction-title .introduction-section-body p:first-child{
    font-size: 21px;
  }
  #introduction-history-phone .introduction-section-body .introduction-card-list{
    padding-left: 0px;
  }
}