.area_left {
  height: 40px;
  line-height: 40px;
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: 500;
  color: #7068a5;
  flex-shrink: 0
}


/* .area_box.active {
  background-color: #7068a5;
  color: #fee285;
}
.area_time.active {
  background-color: #7068a5;
  color: #fee285;
} */
.area_box:hover {
  /* background-color: #4e396e; */
  color: #4e396e;
  text-decoration: none;
  border: 1px solid rgba(187, 174, 152, 0);
  border-radius: 2px;
  transform: All 0.5s ease;
  -webkit-transform: All 0.5s ease;
}

.area_time:hover {
  /* background-color: #4e396e; */
  color: #4e396e;

  text-decoration: none;
  border: 1px solid rgba(187, 174, 152, 0);
  border-radius: 2px;
  transform: All 0.5s ease;
  -webkit-transform: All 0.5s ease;
}

/* .area_box:visited {
  background-color: #7068a5;
} */
.clicked {
  background-color: #7068a5;
  color: #fee285;
  border: 1px solid rgba(187, 174, 152, 0.5);
}

.academic_con {
  display: flex;
  flex-direction: column;
  margin-top: 40px;
}

.academic_head {
  display: flex;
  flex-direction: row;
  align-items: center;
}
.academic_head .academic_date{font-size:18px;color:#333;}

.academic_headTxt {
  display: flex;
  flex-direction: row;
  align-items: center;
  margin-bottom: 24px;
}

.academic_line {
  width: 3px;
  height: 18px;
  opacity: 1;
  margin-right: 11px;
  background: #4e369e;
}

.academic_dateTxt {
  font-family: 苹方-简;
  font-size: 18px;
  font-weight: 500;
  line-height: 24px;
  letter-spacing: 0px;

  color: #333333;
}

.academic_boxs {
  display: flex;
  flex-wrap: wrap;
  /*justify-content: space-between;*/
margin: 0 -8px;
  margin-top: 24px;
}
.academic_boxs a{font-size:14px;color:#333;}

/* .area_box:active {
  border: 1px solid rgba(187, 174, 152, 0.5);
  background-color: #7068a5 !important;
  color: #fee285;
} */
/* pc端 */
@media (min-width: 768px) {
  .big_con {
    /* width: 80%; */
  }

  .academic_top {
    width: 101%;
    opacity: 1;

    background: #ffffff;
    padding: 22px 24px 22px 24px;
    border: 0.5px solid rgba(187, 174, 152, 0.5);
  }

  .academic_copy {
    width: 90%;
  }

  .academic_area {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    /* align-items: center; */
  }

  .academic_time {
    display: flex;
    flex-direction: row;
    align-items: center;
    margin-top: 16px;
  }

  .area_right {
    width: 96%;
    display: flex;
    flex-direction: row;
    margin-left: 20px;
    flex-wrap: wrap;
  }

  .area_box {
font-size:14px;
    height: 38px;
    line-height: 38px;
    padding: 0px 16px;
    margin-right: 8px;
    margin-bottom: 8px;
    overflow: hidden;
    -webkit-line-clamp: 1;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    border: 1px solid rgba(187, 174, 152, 0);
    color: #333333;
    cursor: pointer;
  }

  .area_box.active {
    border: 1px solid rgba(187, 174, 152, 0.5) !important;
    background-color: #7068a5;
    color: #fee285;
    border-radius: 2px;
    text-decoration: none;
  }

  .area_time {
font-size:14px;
    height: 40px;
    line-height: 40px;
    padding: 0px 16px;
    margin-right: 8px;
    overflow: hidden;
    -webkit-line-clamp: 1;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    border: 1px solid rgba(187, 174, 152, 0);
    color: #333333;
  }

  .area_time.active {
    border: 1px solid rgba(187, 174, 152, 0.5) !important;
    background-color: #7068a5;
    color: #fee285;
    border-radius: 2px;
    text-decoration: none;
  }

  .lecture_box {
    width: 100%;
    display: flex;
    flex-direction: row;
    margin-top: 33px;
    position: relative;
  }

  .directory_box {
    width: 100%;
    height: 62px;
    opacity: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f7f6f3;
    margin-bottom: 10px;
  }

  .directory_box:hover {
    text-decoration: none;
    color: #000;
  }

  .directory_box:hover .directory_left {
    color: #4e396e;
  }

  .lecture_right {
    top: 0;
    width: 100%;
    height: 100%;
    position: absolute;
    object-fit: cover;
  }

  .lecture_right_two {
    width: 100%;
    height: 100%;
    position: absolute;
    object-fit: cover;
  }

  .amplify_box_two {
    width: 25%;
    position: relative;
  }

  .amplify_box {
    width: 25%;

    position: relative;
  }

  .content {
    width: 100%;
    padding-top: 145%;
    position: relative;
  }

  .amplify {
    width: 100%;
    height: 33px;
    opacity: 1;
    position: absolute;
    background: #645a8d;
    right: 0px;
    bottom: 0px;
    line-height: 33px;
    text-align: center;
    font-family: 苹方-简;
    font-size: 14px;
    font-weight: normal;
    letter-spacing: 0em;

    color: #fee285;
  }

  .directory_left {
    font-family: PingFangSC-Regular;
    font-size: 14px;
    font-weight: normal;
    line-height: 18px;
    letter-spacing: 0px;
    margin-left: 24px;
    color: #333;
  }

  .introduce_box {
    width: 100%;
    display: flex;
    flex-direction: row;
    background-color: rgba(255, 255, 255, 0);
    justify-content: space-between;
    margin-top: 38px;
  }

  .introduce {
    width: 370px;
    height: 260px;
    opacity: 1;
    background: url(../img/introduce.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    position: relative;
    margin-left: 62px;
    margin-right: 60px;
  }

  .introduce_con {
    width: 55%;
    font-family: PingFang SC;
    font-size: 14px;
    font-weight: normal;
    line-height: 28px;
    letter-spacing: 0px;
    /* margin-left: 132px; */
    color: #666666;
    position: absolute;
    left: 36%;
    top: 10%;
    overflow-wrap: break-word;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 5;
    line-clamp: 5;
  }

  .introduction {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
  }

  .doaj_box {
    width: 100%;
    height: 62px;
    background: #f7f6f3;
    display: flex;
    align-items: center;
    flex-direction: row;
    justify-content: space-between;
    margin-top: 24px;
  }

   .doaj_box:hover .doaj_left {
    color: #4e396e;
  } 
  .introduction_left {
    width: 62%;
    margin-top: 39px;
  }

.introduction_left p{    font-family: PingFang SC;
    font-size: 16px !important;
    font-weight: normal !important;
    line-height: 30px !important;
    letter-spacing: 0px;
    color: #666666 !important;
    text-align: left;}

  .add_one {
    width: 100%;
    opacity: 1;

    background: #eeeef4;
    font-family: PingFang SC;
    font-size: 14px;
    font-weight: 500;
    line-height: 22px;
    letter-spacing: 0px;

    color: #3d3d3d;
    padding: 10px 0px 10px 24px;
  }

  .add_two {
    width: 100%;
    background: #f7f7f7;
    display: flex;
    flex-direction: row;
    padding-top: 10px;
    padding-right: 24px;
    padding-bottom: 12px;
  }

  .doaj {
    width: 100%;
  }

  .introduction_right {
    width: 320px;
    height: 438px;
    margin-right: 20px;
    margin-left: 20px;
    margin-top: 39px;
    background: url(../img/guobie.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
  }

  .add_con {
    width: 70%;
  }

  .add_three {
    width: 100%;
    background: #fff;
    display: flex;
    flex-direction: row;
    padding-top: 10px;
    padding-right: 24px;
    padding-bottom: 12px;
  }

  .journal_box {
    width: 145px;
    height: 48px;
    opacity: 1;
    border: 1px solid rgba(187, 174, 152, 0.5);
    text-align: center;
    line-height: 53px;
    color: #000;
    margin-right: 24px;
    position: relative;
    padding: 0px;
  }

  .journal_box:hover .journal_txt {
    color: #4e396e;
  }

  .activess {}

  .journal_txt {
    width: 145px;
    position: absolute;
    top: 46%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #000;
    font-size: 14px;
    border: 1px solid rgba(187, 174, 152, 0.5);
  }

  .journal_btn {
    display: flex;
    flex-direction: row;
    margin-top: 60px;
    margin-bottom: 32px;
  }
}

/* 移动端-窄屏*/
@media (max-width: 768px) {
  .academic_top {
    width: 100%;
    /* height: 140px; */
    opacity: 1;

    background: #ffffff;
    padding: 12px 0px 22px 12px;
    border: 0.5px solid rgba(187, 174, 152, 0.5);
  }

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

  .academic_time {
    display: flex;
    flex-direction: column;
    margin-top: 24px;
  }

  .area_right {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    margin-top: 10px;
    /* justify-content: space-between; */
  }

  .area_box {
    height: 40px;
    line-height: 40px;
    padding: 0px 16px;
    margin-right: 8px;
    margin-bottom: 8px;
    overflow: hidden;
    -webkit-line-clamp: 1;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    border: 1px solid rgba(187, 174, 152, 0);
    color: #333333;
  }

  .area_box.active {
    border: 1px solid rgba(187, 174, 152, 0.5) !important;
    background-color: #7068a5;
    color: #fee285;
    border-radius: 2px;
    text-decoration: none;
  }

  .area_time {
font-size:14px;
    height: 40px;
    line-height: 40px;
    padding: 0px 16px;
    margin-right: 8px;
    margin-bottom: 8px;
    overflow: hidden;
    -webkit-line-clamp: 1;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    border: 1px solid rgba(187, 174, 152, 0);
    color: #333333;
  }

  .area_time.active {
    border: 1px solid rgba(187, 174, 152, 0.5) !important;
    background-color: #7068a5;
    color: #fee285;
    border-radius: 2px;
    text-decoration: none;
  }

  .lecture_box {
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 33px;
  }

  .directory_box {
    width: 100%;
    height: 62px;
    opacity: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #f7f6f3;
    margin-bottom: 10px;
  }

  .amplify_box {
    width: 70%;
    position: relative;
  }

  .lecture_right {
    width: 100%;
    margin-top: 24px;
    /* position: absolute;
    bottom: 0px; */
  }

  .amplify {
    width: 100%;
    height: 9%;
    opacity: 1;
    background: #645a8d;
    position: absolute;
    bottom: 0px;
    display: flex;
    justify-content: center;
    align-items: center;
    /* line-height: 33px; */
    /* text-align: center; */
    font-family: 苹方-简;
    font-size: 14px;
    font-weight: normal;
    letter-spacing: 0em;
    color: #fee285;
  }

  .directory_left {
    width: 65%;
    font-family: PingFangSC-Regular;
    font-size: 14px;
    font-weight: normal;
    line-height: 18px;
    letter-spacing: 0px;
    margin-left: 24px;
    color: #3d3d3d;
  }

  .title_left_box {
    height: auto;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
  }

  .introduce_box {
    width: 100%;
    height: 450px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background-color: rgba(255, 255, 255, 0);
    /* justify-content: space-between; */
    margin-top: 38px;
  }

  .introduce {
    width: 284px;
    height: 200px;
    opacity: 1;
    background: url(../img/introduce.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    /*或者设置为contain*/
    /* padding-top: 31px; */
    position: relative;
    margin-left: 94px;
    margin-right: 60px;
  }

  .introduce_con {
    width: 55%;
    font-family: PingFang SC;
    font-size: 10px;
    font-weight: normal;
    line-height: 22px;
    letter-spacing: 0px;
    /* margin-left: 132px; */
    color: #666666;
    position: absolute;
    left: 36%;
    top: 10%;
    overflow-wrap: break-word;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    -webkit-line-clamp: 5;
    line-clamp: 5;
  }

  .introduction {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
  }

  .doaj_box {
    width: 100%;
    height: 62px;
    background: #f7f6f3;
    display: flex;
    align-items: center;
    flex-direction: row;
    justify-content: space-between;
    margin-top: 24px;
  }

  .introduction_left {
    width: 100%;
    margin-top: 39px;
  }

  .add_one {
    width: 100%;
    opacity: 1;

    background: #eeeef4;
    font-family: PingFang SC;
    font-size: 14px;
    font-weight: 500;
    line-height: 22px;
    letter-spacing: 0px;

    color: #3d3d3d;
    padding: 10px 0px 10px 24px;
  }

  .add_two {
    width: 100%;
    background: #ffffff;
    display: flex;
    flex-direction: row;
    padding-top: 10px;
    padding-right: 24px;
    padding-bottom: 12px;
  }

  .doaj {
    width: 100%;
    margin-top: 56px;
  }

  .introduction_right {
    width: 320px;
    height: 438px;
    margin-top: 39px;
    background: url(../img/guobie.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    display: flex;
    justify-content: center;
  }

  .add_con {
    width: 100%;
  }

  .add_three {
    width: 100%;
    background: #fff;
    display: flex;
    flex-direction: row;
    padding-top: 10px;
    padding-right: 24px;
    padding-bottom: 12px;
  }

  .nav-item {
    width: 30%;
  }

  .nav-links {
    width: 100%;
    max-width: 100% !important;
  }

  .journal_box {
    width: 105px;
    height: 48px;
    opacity: 1;
    border: 1px solid rgba(187, 174, 152, 0.5);
    text-align: center;
    line-height: 53px;
    color: #000;
    /* margin-right: 24px; */
    position: relative;
    padding: 0px;
  }

  .journal_txt {
    width: 105px;
    position: absolute;
    top: 44%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #000;
    font-size: 14px;
    border: 1px solid rgba(187, 174, 152, 0.5);
  }

  .journal_btn {
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    margin-top: 60px;
    margin-bottom: 32px;
  }
}

.academic_box {
  width: calc(32.33% - 16px);
margin:0 8px;
  height: 62px;
  opacity: 1;
  margin-bottom: 16px;
  background: #f7f6f3;
  line-height: 62px;
  text-align: center;
  overflow: hidden;
  -webkit-line-clamp: 1;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  color: #000;
  padding-left: 8px;
  padding-right: 8px;
}

.academic_box:hover {
  text-decoration: none;
  color: #4e396e;
}

@media (max-width: 767px) {
  .academic_box {
    width: 99%;
  }
}

.lecture_con {
  display: flex;
  flex-direction: column;
  margin-top: 33px;
}

.lecture_top {
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  position: relative;
}

.lecture_up {
  width: 168px;
  position: absolute;
  right: 0px;
  top: 36px;
  display: none;
  z-index: 999;
}

.lecture_ups {
  width: 168px;
  position: absolute;
  right: 0px;
  top: 36px;
  display: none;
  z-index: 999;
}

.lecture_upBox {
  width: 100%;
  text-align: center;
  height: 34px;
  line-height: 34px;
  background-color: #f7f7f7;
  color: #7068a5;
}

.lecture_upBox:hover {
  background-color: #7068a5;
  color: #fee285;
}

.lecture_upBox a{
  color: #333;
font-size:14px;
transition:0s !important;
}

.lecture_upBox:hover a{
  color: #fee285;
}

.lecture_nums {
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: normal;
  line-height: 16px;
  letter-spacing: 0px;
  color: #3d3d3d;
  display: flex;
  align-items: center;
}

.lecture_date {
  background: #f7f7f7;
  width: 168px;
  height: 34px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding-left: 10px;
  cursor: pointer;
}

.lecture_dates {
  background: #f7f7f7;
  width: 168px;
  height: 34px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  padding-left: 10px;
}

.lecture_date_left {
  margin-left: 10px;
font-size:14px;
color:14px;
}

.lecture_date_right {
  width: 14px;
  height: 14px;
  margin-right: 10px;
}

.lecture_left {
  width: 100%;
}

.lecture_title {
  display: flex;
  flex-direction: row;
  align-items: center;
  margin-bottom: 24px;
}

.title_left {
  width: 16px;
  height: 16px;
  border: 5px solid #6a5ea5;
  border-radius: 50%;
  background-color: #fee285;
}

.title_right {
  font-family: PingFang SC;
  font-size: 18px;
  font-weight: 500;
  line-height: 24px;
  letter-spacing: 0px;
  margin-left: 15px;
  color: #333333;
}

.directory_right {
  margin-right: 24px;
}

.directory_day {
  font-family: PingFang SC;
  font-size: 16px;
  font-weight: 500;
  line-height: 24px;
  text-align: right;
  letter-spacing: 0px;

  color: #4e369e;
}

.directory_year {
  font-family: PingFang SC;
  font-size: 12px;
  font-weight: normal;
  line-height: 16px;
  text-align: right;
  letter-spacing: 0px;

  color: #6a5ea5;
}

.journal_bigBox {
  width: 168px;
  height: 53px;
  margin-right: 24px;
  background: url(../img/liaotian.png);
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  /*或者设置为contain*/
  /* display: none; */
}

/* .journal_bigBox:active {
  display: block;
} */
.journal_boxs {
  width: 168px;
  /* height: 48px; */
  opacity: 1;
  border: 1px solid rgba(187, 174, 152, 0.5);
  text-align: center;
  line-height: 53px;
  color: #000;

  /* display: block; */
}

/* .journal_boxs:active {
  margin-right: 24px;
  display: none;
} */

.journal_img {
  width: 100%;
  /* 最大宽度为盒子宽度 */
  height: 100%;
  height: auto;
  /* 高度自适应，按比例缩放 */
  display: none;
}

.journal_box.active .journal_img {
  display: inline-block;
}

.journal_box.active .journal_txt {
  color: #fee285;
  text-align: center;
  border: none;
}

.journal_active {}

/* .journal_box:active {
  margin-right: 24px;
} */
.works {
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: normal;
  line-height: 26px;
  letter-spacing: 0px;
  color: #666666;
  margin-bottom: 12px;
}

.classics {
  display: flex;
  flex-direction: row;
  align-items: center;
  margin-bottom: 12px;
}

.classics_left {
  width: 12px;
  height: 12px;
  border: 4px solid #6a5ea5;
  background-color: #fee285;
  border-radius: 50%;
}

.classics_right {
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: normal;
  line-height: 26px;
  letter-spacing: 0px;
  margin-left: 10px;
  color: #666666;
}

.classics_bottom {
  /* width: 287px; */
  padding-left: 31px;
  padding-right: 31px;
  height: 40px;
  opacity: 1;
  background: url(../img/tixing.png);
  z-index: 99;
  position: absolute;
  right: 0%;
  bottom: 8%;
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: normal;
  letter-spacing: 0px;
  line-height: 40px;
  text-align: center;
  color: #fee285;
  overflow: hidden;
  -webkit-line-clamp: 1;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-box-orient: vertical;
}

.classics_bottom:hover {
  color: #e7b741;
  text-decoration: none;
}

.classics_img {
  width: 45%;
  /* height: 235.66px; */
  opacity: 1;
  position: absolute;
  bottom: -8%;
  left: -17%;
}

.introduction_title {
  width: 100%;
  display: flex;
  flex-direction: row;
  align-items: center;
  margin-bottom: 24px;
}

.introduction_line {
  width: 3px;
  height: 18px;
  opacity: 1;
  background: #4e369e;
  margin-right: 11px;
}

.introduction_txt {
  font-family: PingFang SC;
  font-size: 18px;
  font-weight: 500;
  line-height: 24px;
  letter-spacing: 0px;

  color: #333333;
}

.doaj_title {
  display: flex;
  flex-direction: row;
  align-items: center;
}

.introduction_btn {
  width: 251px;
  height: 46px;
  border-radius: 37px;
  opacity: 1;
  background: #7068a5;
  border: 1px solid rgba(187, 174, 152, 0.5);
  padding: 0px 20px 0px 24px;
  display: flex;
  align-items: center;
  flex-direction: row;
  position: absolute;
  left: 35px;
  bottom: 9px;
}

.introduction_btn:hover {
  background-color: #4e396e;
}

.introduction_btnLeft {
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: 500;
  line-height: 16px;
  letter-spacing: 0px;
  color: #fee285;
}

.introduction_btnLeft:hover {
  font-family: PingFang SC;
  font-size: 14px;
  font-weight: 500;
  line-height: 16px;
  letter-spacing: 0px;
  text-decoration: none;
  color: #fee285;
}

.introduction_btnRight {
  width: 14px;
  height: 14px;
  margin-left: 6px;
}

.doaj_left {
  margin-left: 20px;
  color: #333;

  font-family: 苹方-简;
  font-size: 14px;
  font-weight: 500;
  line-height: 18px;
  letter-spacing: 0px;

  color: #3d3d3d;
}

.doaj_right {
  width: 20px;
  height: 20px;
  margin-right: 24px;
  /* transition: all 0.5s ease; */
}

.rotate {
  transform: rotateX(180deg);
}

.doaj_box {}

.doaj_box:hover {
  cursor: pointer;
}

.add_name {
  width: 30%;
  margin-left: 54px;
}

.doaj_add {
  display: none;
}
.doaj_add div{font-size:14px;color:#666;}
.doaj_add div a{font-size:14px;color:#666;}
.doaj_add #vsb_content>p{margin:10px 0 0;}
.doaj_add table{border:none !important;}
.doaj_add table tr{width: 100%;
    background: #fff;
    display: flex;
    flex-direction: row;
    padding-top: 10px;
    padding-right: 24px;
    padding-bottom: 12px;}
.doaj_add table tr td{border:0px !important;font-size:14px !important;color:#666 !important;min-width:130px;}
.doaj_add table tr td+td{min-width:130px;}
.doaj_add table tr td p{margin-bottom:0 !important;font-size:14px !important;color:#666 !important;}
.doaj_add table tr:nth-child(2n){width: 100%;
    background: #f7f7f7;
    display: flex;
    flex-direction: row;
    padding-top: 10px;
    padding-right: 24px;
    padding-bottom: 12px;}

.doaj_add .add_two:nth-child(2n){width: 100%;
      display: flex;
    flex-direction: row;
    padding-top: 10px;
    padding-right: 24px;
    padding-bottom: 12px;}

.hide_img {
  display: none;
}

p {
  line-height: 1.7;
}

/* 查看大图 */
.img-enlarged {
  width: auto;
  height: 100%;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto auto;
  z-index: 9999;
}

@media (min-width: 768px) {
  .observe {
    width: 35%;
    /* padding-top: 50%; */
    height: 203px;
    background: url(../img/guancha.png);
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    margin-top: 40px;
  }

  .doaj_three {
    width: 85%;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .list_boxsss {
    width: 168px;
    position: absolute;
    left: 69.35%;
    top: 36px;
    box-shadow: 0px 3px 6px -4px rgba(0, 0, 0, 0.12);
    background: #f7f7f7;
    border: 1px solid rgba(187, 174, 152, 0.5);
    border-radius: 2px;
    display: none;
  }
}

@media (max-width: 768px) {
  .observe {
    width: 100%;
    height: 203px;
    background: url(../img/guancha.png);
    background-size: contain;
    background-position: center;
    margin-top: 40px;
  }

  .doaj_three {
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .list_boxsss {
    width: 168px;
    position: absolute;
    right: 0%;
    top: 36px;
    box-shadow: 0px 3px 6px -4px rgba(0, 0, 0, 0.12);
    background: #f7f7f7;
    border: 1px solid rgba(187, 174, 152, 0.5);
    border-radius: 2px;
    display: none;
  }
}

.doaj_two {
  margin-top: 61px;
  position: relative;
}

.introduction_box {
  display: flex;
  flex-direction: row;
  align-items: center;
}

.list_date {
  width: 168px;
  height: 34px;
  text-align: center;
  font-family: 苹方-简;
  font-size: 14px;
  font-weight: normal;
  line-height: 32px;
  letter-spacing: 0px;
  /* display: none; */
}

.list_date:first-child {
  margin-top: 6px;
}

.list_date:hover {
  color: #4e369e;
  background: #ededed;
}

.doaj_lec {
  border: 1px solid rgba(187, 174, 152, 0.5);
  border-radius: 2px;
}

.qinghua {
  margin-bottom: 40px;
}


.introduction_left{}
.introduction_left table{}
.introduction_left table tr{background:#fff !important;}
.introduction_left table tr th{    font-family: PingFangSC-Regular;    padding: 0.75rem !important;
    font-size: 14px;background:#fff !important;
    font-weight: normal;
    line-height: 18px;
    letter-spacing: 0px;
    color: #333;}
.introduction_left table tr td{   font-family: PingFangSC-Regular;    padding: 0.75rem !important;
    font-size: 14px;
    font-weight: normal;
    line-height: 18px;
    letter-spacing: 0px;
    color: #666;}
.introduction_left table tr:nth-of-type(odd) {
    background-color: rgba(0,0,0,.05) !important;
}