.body {
  width: 100vw;
  background-color: #ffffff;
  text-align: center;
}

.top {
  width: 100vw;
  height: 35vh;
  background-image: url("https://xz-server.oss-cn-shanghai.aliyuncs.com/imgs/joinBackGround_pc_school.jpg");
  background-size: 100%;
  background-repeat: no-repeat;
  text-align: center;
}

.top_en {
  width: 100vw;
  height: 35vh;
  background-image: url("../assets/joinBackGround_pc_en.jpg");
  background-size: 100%;
  background-repeat: no-repeat;
  text-align: center;
}

.title_zh {
  width: 100vw;
  margin-top: 5vh;
  font-size: 24px;
  font-family: PingFang SC-Medium, PingFang SC;
  font-weight: 500;
  color: #18191a;
  line-height: 28px;
  display: flex;
  text-align: center;
  justify-content: center;
  align-items: center;
}

.about_btn {
  width: 15vw;
  height: 6.5vh;
  background: #0275ff;
  border-radius: 60px 60px 60px 60px;
  opacity: 1;
  display: flex;
  align-content: center;
  text-align: center;
  justify-content: center;
}

.about_btn:hover {
  cursor: pointer;
}

.txt_btn {
  height: 100%;
  font-size: 19px;
  font-family: PingFang SC-Medium, PingFang SC;
  font-weight: 500;
  color: #ffffff;
  line-height: 22px;
  align-self: center;
  display: flex;
  align-items: center;
}

.title {
  margin-top: 5vh;
  font-size: 24px;
  font-family: PingFang SC-Medium, PingFang SC;
  font-weight: 500;
  color: #18191a;
  line-height: 28px;
}

.title span {
  color: #0275ff;
}

.container {
  width: 50vw;
  margin-left: 25vw;
  margin-top: 5vh;
}

.item {
  width: 50vw;
  height: 11vh;
  margin-top: 3.5vh;
  background: #ffffff;
  box-shadow: 0px 0px 16px 0px rgba(0, 0, 0, 0.08);
  border-radius: 8px 8px 8px 8px;
  opacity: 1;
  display: flex;
  justify-content: space-between;
  align-content: space-between;
}

.item_en {
  width: 50vw;
  height: 11vh;
  margin-top: 3.5vh;
  background: #ffffff;
  box-shadow: 0px 0px 16px 0px rgba(0, 0, 0, 0.08);
  border-radius: 8px 8px 8px 8px;
  opacity: 1;
  display: flex;
  justify-content: space-between;
  align-content: space-between;
}

.item:hover {
  cursor: pointer;
}

.item_txt {
  align-self: center;
  margin-left: 2vw;
  font-size: 16px;
  font-family: PingFang SC-Medium, PingFang SC;
  font-weight: 550;
  color: #18191a;
  line-height: 19px;
}

.item_right {
  display: flex;
  margin-right: 2vw;
}

.right_txt {
  align-self: center;
  font-size: 13px;
  font-family: PingFang SC-Regular, PingFang SC;
  font-weight: 400;
  color: #9ea3ae;
  line-height: 15px;
}

.pre_img {
  margin-left: 0.5vw;
  max-width: 2.5vh;
}

.temp {
  height: 8vh;
}