.group-content {
  padding-right: 0;
}
.banner .banner-cate {
  width: 72.3%;
  margin-left: 13.4%;
}
.cate {
  padding-right: 0;
  padding-bottom: 28px;
  margin-right: 0;
}

.activity-theme-list {
  background-color: #f7f8f8;
  padding-bottom: 112px;
}

.activity-theme-item {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding-top: 32px;
  padding-bottom: 32px;
}

.content .activity-theme-list .activity-theme-list-main {
  width: 72.3%;
  padding: 0 0 0 2.5%;
  margin: 0 auto;
  margin-bottom: 42px;
  background-color: #fff;
  display: flex;
  justify-content: space-between;
}
.activity-theme-subject {
  width: 100%;
}
.content .activity-theme-list .activity-theme-item .activity-theme-img {
  width: 40.66%;
  float: left;
  margin-right: 8.8%;
}

.content .activity-theme-list .activity-theme-item .activity-theme-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.content .activity-theme-list .activity-theme-item .activity-theme-text {
  width: 43.75%;
  float: left;
}

.activity-theme-item .activity-theme-text .activity-theme-title {
  display: -webkit-box;
  display: -moz-box;
  display: -moz-flex;
  display: -ms-flexbox;
  max-height: 40px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
  overflow: hidden;
  font-size: 20px;
  font-weight: 400;
  color: #4b4b4b;
  line-height: 40px;
}

.activity-theme-item .activity-theme-text .activity-theme-time {
  margin: 45px 0 18px 0;
  font-size: 14px;
  font-weight: 400;
  color: #ff0000;
}

.activity-theme-item .activity-theme-text .subheading {
  display: -webkit-box;
  display: -moz-box;
  display: -moz-flex;
  display: -ms-flexbox;
  max-height: 72px;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  font-size: 14px;
  line-height: 24px;
  color: #4b4b4b;
}
.select-year {
  width: 72.3%;
  margin: 0 auto;
}
.activity-theme-item .activity-theme-text .to-learn {
  width: 132px;
  height: 32px;
  margin-top: 56px;
  background: #faf9f7;
  border: 1px solid #ff0000;
  border-radius: 10px;
  font-size: 14px;
  font-family: Microsoft YaHei;
  font-weight: 400;
  color: #ff0000;
  line-height: 30px;
  text-align: center;
  transition: all 0.3s;
  flex-shrink: 0;
  cursor: pointer;
}

.activity-theme-item hr {
  position: absolute;
  width: 88.5%;
  bottom: 0;
  margin-left: 4.5%;
  border-color: #b8b8b8 !important;
}

.content .activity-theme-list .activity-theme-item:last-of-type hr {
  display: none;
}

@media screen and (max-width: 1520px) {
  .content .activity-theme-list .activity-theme-list-main {
    /* width: 86%; */
    margin: 0 auto 24px;
  }
  .cate .see::before {
    right: 4.5%;
  }
  .content .activity-theme-list .activity-theme-item .activity-theme-img {
    margin-right: 24px;
  }
  .content .activity-theme-list .activity-theme-list-main {
    padding-right: 64px;
  }
  .activity-theme-item .activity-theme-text .activity-theme-time {
    margin: 24px 0 12px 0;
  }
}

@media screen and (max-width: 1310px) {
  .content .activity-theme-list .activity-theme-list-main {
    margin: 0 auto 24px;
    padding: 0 20px;
  }
  .cate .select-year #year {
    margin-right: 0;
  }

  .content .activity-theme-list .activity-theme-item .activity-theme-img {
    margin-right: 12px;
  }
  .activity-theme-item .activity-theme-text .activity-theme-time {
    margin: 12px 0 8px 0;
  }
  .activity-theme-item .activity-theme-text .subheading {
    max-height: 66px;
  }
  .cate .see::before {
    right: 3.2%;
  }
}

@media screen and (max-width: 768px) {
  .cate {
    width: 100%;
    background-color: #fff;
    margin: 0;
    padding: 20px 33px 5px 33px;
  }
  .banner .banner-cate {
    width: 100%;
    margin-left: 0;
  }
  .content .activity-theme-list .activity-theme-list-main {
    width: 100%;
    padding: 0;
    display: block;
  }
  .activity-theme-list {
    background-color: #fff;
    padding-bottom: 0;
  }

  .content .activity-theme-list .activity-theme-item .activity-theme-img {
    width: 100%;
  }
  .content .activity-theme-list .activity-theme-item .activity-theme-text {
    width: 100%;
  }
  .activity-theme-item hr {
    display: none;
  }
  .activity-theme-subject {
    padding-top: 15px;
  }

  .activity-theme-item {
    width: 100%;
    display: block;
    margin-bottom: 27px;
    padding: 29px 32px 32px;
    box-shadow: 1px 2px 9px 1px rgba(4, 0, 0, 0.13);
  }
  .activity-theme-item .activity-theme-text .activity-theme-title {
    margin-top: 36px;
    font-size: 14px;
    font-weight: 500;
    color: #4b4b4b;
    line-height: 21px;
  }
  .activity-theme-item .activity-theme-text .activity-theme-time {
    margin: 18px 0 10px 0;
    font-size: 11px;
    font-weight: 400;
    color: #ff0000;
  }
  .activity-theme-item .activity-theme-text .subheading {
    max-height: 60px;
    font-size: 12px;
    font-weight: 400;
    color: #8f8f8f;
    line-height: 20px;
  }
  .activity-theme-item .activity-theme-text .to-learn {
    width: 69px;
    height: 21px;
    float: right;
    margin-bottom: 0;
    background: #faf9f7;
    border: 1px solid #ff0000;
    border-radius: 5px;
    font-size: 11px;
    line-height: 19px;
    font-weight: 400;
    color: #ff0000;
  }
}