.contact_left {
  width: 280px;
  border: solid 1px #E7E7E7;
  border-bottom: 0;
  background-color: #fff;
}
.contact_left .contact_item {
  position: relative;
  height: 60px;
  border-bottom: solid 1px #E7E7E7;
  font-size: 16px;
  line-height: 60px;
  font-family: MicrosoftYaHei;
  font-weight: bold;
  color: #999999;
}
.contact_left .contact_item::before {
  content: ' ';
  display: inline-block;
  margin-left: 20px;
  width: 6px;
  height: 6px;
  background-color: #c2c2c2;
  margin-right: 14px;
  border-radius: 6px;
}
.contact_left .contact_item .li_more {
  display: none;
  position: absolute;
  right: 10px;
  top: 16px;
  width: 19px;
  height: 19px;
  color: #fff;
  font-size: 14px;
  line-height: 19px;
  text-align: center;
  border-radius: 19px;
}
.contact_left .contact_item.on {
  color: #0069D9;
}
.contact_left .contact_item.on::before {
  background-color: #0069D9;
}
.contact_left .contact_item.on .li_more {
  display: block;
  background-color: #0069D9;
}
.art_item .art_name {
  color: #0069D9;
  height: 40px;
  background-color: #ECF0F5;
  font-size: 18px;
  font-family: MicrosoftYaHei;
  font-weight: bold;
  line-height: 40px;
  padding-left: 16px;
  margin-bottom: 40px;
}
.msg_bg {
  height: 260px;
  background: url("../images/msg/bg_msg.png") no-repeat center center;
  background-size: cover;
}
.recruit li {
  border-bottom: solid 1px #E7E7E7;
  padding-top: 20px;
}
.recruit .recruit-title {
  ont-size: 16px;
  font-family: MicrosoftYaHei;
  font-weight: bold;
  color: #0069D9;
  line-height: 21px;
}
.recruit .keyword {
  font-size: 14px;
  font-family: MicrosoftYaHei;
  color: #666666;
  line-height: 19px;
}
.recruit .time {
  font-size: 14px;
  font-family: MicrosoftYaHei;
  color: #999;
  line-height: 19px;
}
.recruit .recruit-des {
  display: none;
  margin-bottom: 20px;
  color: #666;
  font-size: 14px;
  line-height: 1.5;
}
.recruit .pointer {
  cursor: pointer;
}
.about_menu {
  margin-bottom: 30px;
}
.about_item {
  width: 120px;
  height: 40px;
  border-radius: 27px;
  border: solid 1px #363D45;
  margin-right: 30px;
  text-align: center;
  line-height: 40px;
  cursor: pointer;
}
.about_item.on {
  background-color: #008DEC;
  color: #fff;
  border-color: #008DEC;
}
.ad_left {
  width: 228px;
  height: 519px;
  background-color: #0181d8;
  box-sizing: border-box;
  padding: 60px 14px 0 24px;
}
.ad_title {
  font-size: 16px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  font-weight: bold;
  color: #ffffff;
  line-height: 21px;
  margin-bottom: 30px;
}
.ad_address {
  font-size: 14px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  font-weight: bold;
  color: #ffffff;
  line-height: 19px;
  padding-left: 24px;
  background: url("../images/base/icon_c_01.png") no-repeat left center;
  margin-bottom: 16px;
}
.ad_phone {
  font-size: 14px;
  font-family: MicrosoftYaHei-Bold, MicrosoftYaHei;
  font-weight: bold;
  color: #ffffff;
  line-height: 19px;
  padding-left: 24px;
  background: url("../images/base/icon_c_02.png") no-repeat left center;
  margin-bottom: 16px;
}
.ad_des {
  margin-bottom: 32px;
  font-size: 13px;
  font-family: MicrosoftYaHei;
  color: #ffffff;
  line-height: 26px;
}
.contact_info {
  position: absolute;
  width: 824px;
  height: 520px;
  left: 0;
  top: 0;
  visibility: hidden;
  z-index: 1;
}
.contact_info.show {
  visibility: visible;
  z-index: 2;
}