.con_bg {
  width: 1308px;
  height: auto;
  overflow: hidden;
  margin: 0 auto;
  background: url(../images/bj_bj.png) repeat-y;
  padding-bottom: 50px;
}
.con_bg .con {
  height: auto;
  overflow: hidden;
  padding: 40px 65px 0 65px;
}
.con_bg .con .title-content {
  padding: 10px;
  background-color: #f2f1f3;
}
.con_bg .con .title-content .title {
  font-size: 22px;
  font-weight: bold;
  text-align: center;
  margin-bottom: 15px;
}
.con_bg .con .title-content p {
  line-height: 25px;
  font-size: 15px;
  text-align: left;
}
.con_bg .con .title-content p a {
  color: #165093;
  font-weight: bold;
  text-decoration: underline;
}
.con_bg .con .title-content p a img {
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-left: 4px;
  vertical-align: middle;
}
.con_bg .con .welcome {
  display: flex;
  width: 100%;
  height: auto;
  padding: 10px;
  background-color: #f2f1f3;
  margin-top: 20px;
}
.con_bg .con .welcome .left {
  width: 50%;
  height: auto;
  padding-right: 20px;
}
.con_bg .con .welcome .left .title {
  font-size: 18px;
  font-weight: bold;
  text-align: left;
  margin-bottom: 15px;
}
.con_bg .con .welcome .left p {
  line-height: 25px;
  font-size: 16px;
  text-align: left;
}
.con_bg .con .welcome .left .abox {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 30px;
  padding: 0 20px;
}
.con_bg .con .welcome .left .abox a {
  display: block;
  font-size: 18px;
  font-weight: bold;
  display: flex;
  align-items: center;
  padding: 10px;
  width: 115px;
  text-align: center;
  justify-content: center;
  color: #fff;
  border-radius: 8px;
}
.con_bg .con .welcome .left .abox a img {
  vertical-align: middle;
  margin-left: 5px;
  width: 14px;
  height: 14px;
}
.con_bg .con .welcome .right {
  width: 50%;
}
.con_bg .con .welcome .right .video {
  width: 100%;
  height: 100%;
}
.con_bg .con .threebox {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  width: 100%;
  height: auto;
  padding: 10px;
  margin-top: 30px;
}
.con_bg .con .threebox .list {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  height: auto;
  padding: 20px;
  background-color: #1ba4d1;
  background-color: #5072c3;
}
.con_bg .con .threebox .list .pic {
  width: 100%;
  height: auto;
}
.con_bg .con .threebox .list .pic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.con_bg .con .threebox .list .title {
  font-size: 20px;
  color: #fff;
  text-align: center;
  margin: 10px 0;
}
.con_bg .con .threebox .list p {
  font-size: 16px;
  text-align: center;
  line-height: 25px;
  color: #fff;
  font-weight: bold;
  margin-bottom: 20px;
}
.con_bg .con .threebox .list a {
  width: fit-content;
  text-align: center;
  display: block;
  padding: 12px;
  background-color: #fff;
  color: #165093;
  margin-top: auto;
}
.con_bg .con .threebox .list:nth-child(2) {
  background-color: #00008B;
}
.con_bg .con .threebox .list:nth-child(3) {
  background-color: #6eacd8;
}
.con_bg .con .joinbox {
  padding: 10px 60px;
  background-color: #f2f1f3;
  margin-top: 30px;
}
.con_bg .con .joinbox .title {
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 20px;
}
.con_bg .con .joinbox p {
  font-size: 16px;
}
.con_bg .con .joinbox a {
  width: fit-content;
  background-color: #00008B;
  padding: 10px;
  border-radius: 8px;
  color: #fff;
  font-size: 18px;
  display: block;
  margin-top: 30px;
  font-weight: bold;
}