body {
  /* 背景图片放置，上方留出导航位置 */
  background-image: url(../images/里页背景.webp);
}
.history {
  padding-top: 100px;
}
.history .body_content {
  margin: 0 auto;
  padding: 0 15px;
  text-align: center;
}
.history .body_content .dataset_title {
  height: 36px;
  position: relative;
  margin-bottom: 30px;
  border-radius: 50px;
  background-color: rgba(255, 255, 255, 0.9);
}
.history .body_content .dataset_title span > * {
  font-size: 20px;
  position: relative;
  margin: 0 5px;
  color: #333;
}
.history .body_content .dataset_title span .on {
  color: #5c0100 !important;
  font-weight: bold;
}
.history .body_content .dataset_title span a:hover {
  color: #5c0100 !important;
}
.content {
  background: #fff;
  position: relative;
  padding: 45px 20px;
}
.content::before {
  content: '';
  position: absolute;
  background-image: url(../images/花边.png);
  transform: rotate(270deg);
  top: 5px;
  left: 5px;
  width: 75px;
  height: 75px;
  background-size: contain;
}
.content::after {
  content: '';
  position: absolute;
  background-image: url(../images/花边.png);
  transform: rotate(90deg);
  bottom: 5px;
  right: 5px;
  width: 75px;
  height: 75px;
  background-size: contain;
}
.content .form_search {
  display: flex;
  flex-wrap: nowrap;
  justify-content: space-between;
  width: 100%;
}
.content .form_search .select {
  width: 49%;
  margin-left: 5px;
  margin-right: 5px;
}
#select_address,
#select_time,
#select_class,
#select_sex {
  font-size: 16px;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  border: 1px solid #375997;
  padding: 0 5px 0 5px;
  border-radius: 20px;
  margin-bottom: 10px;
  background-color: #fff;
  position: relative;
  width: 100%;
  height: 38px;
  cursor: pointer;
}
#search_name {
  font-size: 16px;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  border: 1px solid #375997;
  padding: 0 5px 0 5px;
  border-radius: 20px;
  margin-bottom: 10px;
  background-color: #fff;
}
#search_name input {
  height: 38px;
  padding-left: 10px;
  font-size: 16px;
  border-radius: 20px;
}
#search_button {
  min-width: 135px !important;
  height: 40px;
  line-height: 40px;
  margin-left: 5px;
  margin-right: 5px;
  margin-bottom: 10px;
  position: relative;
  background-color: rgba(255, 255, 255, 0);
  text-align: center;
  background-size: contain;
  cursor: pointer;
  vertical-align: middle;
  background-image: url(../images/按钮.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  border: 1px solid #2b465e;
  border-radius: 10px;
}
#search_button button {
  color: #fff;
  background-color: rgba(255, 255, 255, 0);
  min-width: 135px !important;
  height: 40px;
  line-height: 40px;
}
.text_ret {
  margin-top: 10px;
  margin-bottom: 20px;
}
.text_ret > * {
  font-size: 18px;
  display: inline-block;
}
.text_ret .data-num {
  font-weight: 700;
  color: #375997;
}
.table_1 {
  overflow: auto;
}
.table_1 table {
  width: 100%;
  min-width: 1100px;
}
.table_1 th {
  background-color: #375997;
  color: #fff;
}
.table_1 .tr_load {
  border-bottom: 1px dashed #ddd;
}
.table_1 .tr_load:hover {
  color: #375997;
}
.table_1 .tr_load td,
.table_1 th {
  padding: 15px 0;
}
.pager {
  text-align: right;
  padding: 30px;
}
.pager .page .page_num .page_item {
  display: inline-block;
}
.pager .page .page_num .page_item a {
  color: #333;
  display: inline-block;
  padding: 8px 5px;
  cursor: pointer;
}
@media screen and (min-width: 768px) {
  .history .body_content {
    width: 750px;
  }
}
@media screen and (min-width: 992px) {
  .history .body_content {
    width: 920px;
  }
}
@media screen and (min-width: 1200px) {
  .history .body_content {
    width: 1170px;
  }
}
@media screen and (max-width: 1000px) {
  .history {
    padding-top: 30px;
  }
}