.main-container {
  width: 1340px;
  margin: 45px auto 30px auto;
}

/**
 * 顶部图片公共样式
 */
.top {
  width: 100%;
  height: auto;
  position: relative;
  margin-top: -90px;
}

.top-img {
  max-height: 100%;
    max-width: 100%;
    width: auto;
    height: auto;
    object-fit: contain;
}

/**
 * 内页选项卡样式
 */
.about-tabs {
  display: flex;
  justify-content: space-between;
  width: 1340px;
}

.about-tab {
  width: 285px;
  padding: 20px 0;
  border-radius: 50px;
  background: #e6f1ff;
  color: #2f5a94;
  font-size: 18px;
  text-align: center;
  cursor: pointer;
  border: none;
  outline: none;
  position: relative;
  overflow: hidden;
  transition: color 0.4s ease, font-weight 0.4s ease;
}

.about-tab.active {
  background: linear-gradient(90deg, #0e5ebd 0%, #af47a7 100%);
  color: #fff;
  font-weight: 700;
}

.about-tab::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: linear-gradient(90deg, #0e5ebd 0%, #af47a7 100%);
  transition: height 0.4s ease;
  z-index: 1;
}

.about-tab:hover::before {
  height: 100%;
}

.about-tab:hover {
  color: #fff;
  font-weight: 700;
}

.about-tab a {
  position: relative;
  z-index: 2;
  transition: color 0.4s ease;
}

.about-tab:hover a {
  color: #fff;
}

.about-tab a {
  color: #2f5a94;
  text-decoration: none;
  font-size: 22px;
  transition: color 0.3s;
  display: block;
  width: 100%;
}

.about-tab.active a {
  color: #fff;
}

/**
   * 内容区域样式
  */
.content {
  width: 100%;
  margin-top: 35px;
}




/**
  内容标题部门
  */
.content-title {
  text-align: center;
  font-size: 38px;
  margin-bottom: 35px;
  position: relative;
}

.content-title::after,
.content-title::before {
  content: '';
  position: absolute;
  top: 50%;
  width: 525px;
  height: 1px;
  background: #e1e1e1;
}

.content-title::before {
  right: calc(57% + 45px);
}

.content-title::after {
  left: calc(57% + 45px);
}

/* 分页样式 */
.pagination {
  margin: 40px auto 10px;
  text-align: center;
  display: table;
  padding: 0px 10px 0px 10px;
}

.pagination li {
  display: inline-table;
  padding: 10px 5px 10px 5px;
  margin: 0px 5px 0px 5px;
  font-size: 14px;
  border: 1px solid #ddd;
}

.pagination .active {
  background-color: #286ab8;
  border-color: #286ab8;
}

.pagination .active a {
  color: #fff;
  background-color: transparent;
}

.pagination li a {
  color: #333;
  text-decoration: none;
  padding: 5px 10px;
}

.pagination li a:hover {
  background-color: #eee;
  border-radius: 3px;
}