@media (min-width:750px) {
  .small_box{
    width: 1920px;
    padding-left: 210px;
    padding-right: 210px;
    height: 765px;
  }
  a:hover{
    color: #707070 !important;
  }
  .small_box_in{
    overflow: hidden;
  }
  .samll_top{
    display: flex;
    margin-top: 67px;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 34px;
    width: 1500px;

  }
  .line{
    background-color: #1669E5;
    width: 6px;
    height: 24px;
  }
  .top_left{
    display: flex;
    align-items: center;
  }
  .title{
    font-family: 汉仪超粗黑简, 汉仪超粗黑简;
    font-weight: 400;
    font-size: 26px;
    color: #222222;
    text-align: left;
    font-style: normal;
    margin-left: 11px;
    margin-right: 30px;
  }
  .update{
    margin-right: 20px;
    width: 72px;
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 18px;
    color: #999999;
    text-align: left;
    font-style: normal;
    height: 30px;
  }
  .more{
    font-family: Hiragino Sans GB, Hiragino Sans GB;
    font-weight: normal;
    font-size: 18px;
    color: #666666;
    line-height: 0px;
    text-align: left;
    font-style: normal;
    text-transform: none;
  }
  .bg{
    border-bottom: 3px solid #1669E5;
    color: #000;
  }
  .small_detail{
    display: flex;
    height: 565px;
justify-content: space-between;
  }
  .one{
    width: 630px;
    height: 565px;
    position: relative;
    background-color: #FFFFFF;
    border-radius: 6px 6px 6px 6px;
        box-shadow: 3px 3px 9px -4px;
        cursor: pointer;
        overflow: hidden;
        margin-right: 17px;
  }
  .two{
    display: flex;
    width: 858px;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  .twoin{
    width: 420px;
    height: 273px;
    background-color: aqua;
    margin-bottom: 20px;
    position: relative;
    border-radius: 6px 6px 6px 6px;
        box-shadow: 3px 3px 9px -4px;
        cursor: pointer;
        overflow: hidden;
  }
  .samll_title{
    margin: 10px 20px 19px 10px;
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 20px;
    color: #666666;
    text-align: left;
    font-style: normal;
    text-transform: none;
  }
  .small_teacher{
    font-family: PingFang SC, PingFang SC;
    font-weight: 400;
    font-size: 12px;
    color: #9D9D9D;
    text-align: left;
    font-style: normal;
    text-transform: none;
    margin-left: 10px;
    margin-bottom: 15px;
  }
.biaoqian{
  width: 45px;
  height: 18px;
  background-color: #1669E5;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 10px;
  color: #FFFFFF;
  line-height: 0px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  padding: 3px 8px;
  margin-left: 10px;
}
.xx2{
  position: absolute;
  /* top: 140px; */
  right: 14px;
  bottom: 8px;
}
.free{
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 14px;
  color: #1669E5;
  line-height: 0px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  margin-left: 15px;
}
.xingxing{
  position: absolute;
  bottom: 165px;
  right: 15px;
}
.timer{
  position: absolute;
  bottom: 135px;
  right: 15px;
  width: 60px;
  height: 24px;
  background-color: #484848;
  border-radius: 2px;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 12px;
  color: #FFFFFF;
  line-height: 24px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  text-align: center;
}
.time{
  position: absolute;
  bottom: 10px;
  right: 15px;
  width: 60px;
  height: 24px;
  background-color: #484848;
  border-radius: 2px;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 12px;
  color: #FFFFFF;
  line-height: 24px;
  text-align: left;
  font-style: normal;
  text-transform: none;
  text-align: center;
}
.xx{
  position: absolute;
  bottom:40px;
  right: 15px;
}
.long_box{
  /* width: 100%; */
  /* height: 1306px; */
  overflow: hidden;
  background-color: #FFFFFF;
  width: 100%;
  padding-left: 10.9%;
  padding-right: 10.9%;
  /* border-bottom: 1px solid #F4F4F4; */
  margin-bottom: 30px;

}
.long_top{
  display: flex;
  margin-top: 67px;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 34px;
}
.long_update{
  margin-right: 20px;
  min-width: 72px;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 18px;
  color: #999999;
  text-align: center;
  font-style: normal;
  height: 30px;
}
.long_detail{
  width: 100%;
  /* height: 1080px; */
  display: flex;
  flex-wrap: wrap;
  /* justify-content: space-between; */
}
.long_boxin{
  border: 1px solid #cdcecf;
  width: 357px;
  height: 335px;
  background-color: #FFFFFF;
  margin-bottom: 30px;
  position: relative;
  overflow: hidden;
  margin-right: 15px;
  border-radius: 6px 6px 6px 6px;
  box-shadow: 3px 3px 9px -4px;
  cursor: pointer;
}
.vip{
  position: absolute;
  background-color: #1669E5;
  width: 45px;
  height: 18px;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 10px;
  line-height: 18px;
  color: #FFFFFF;
  text-align: center;
  font-style: normal;
  text-transform: none;
  right: 65px;
  bottom: 140px;
}
.long_time{
  position: absolute;
  background-color: #484848;
  border-radius: 2px;
  width: 45px;
  height: 18px;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 10px;
  color: #FFFFFF;
  line-height: 18px;
  text-align: center;
  font-style: normal;
  text-transform: none;
  right: 10px;
  bottom: 140px;
}
.long_title{
  height: 44px;
font-family: PingFang SC, PingFang SC;
font-weight: 400;
font-size: 16px;
color: #666666;
text-align: left;
font-style: normal;
text-transform: none;
margin: 10px 8px 10px 10px;
}
.carousel{
  position: relative;
}
.logincard{
  width: 320px;
  height: 380px;
  background-color: white;
  position: absolute;
  bottom: 70px;
  right: 60px;
}
.logintitle{
  width: 144px;
height: 50px;
font-family: PingFang SC, PingFang SC;
font-weight: 400;
font-size: 36px;
color: #404040;
line-height: 54px;
text-align: left;
font-style: normal;
text-transform: none;
margin: 28px auto 9px;
}
.logintwo{
  width: 112px;
height: 20px;
font-family: PingFang SC, PingFang SC;
font-weight: 400;
font-size: 14px;
color: #666666;
line-height: 30px;
text-align: left;
font-style: normal;
text-transform: none;
margin: 0px auto;
}
.bluebox{
  width: 280px;
  padding-top: 5px;
  height: 73px;
  background-color: #1669E5;
margin: 39px auto;
text-align: center;
font-family: PingFang SC, PingFang SC;
font-weight: 400;
font-size: 20px;
color: #FFFFFF;
text-align: center;
font-style: normal;
text-transform: none;
border-radius: 15px;
}
.login{
  width: 260px;
  height: 52px;
  border: 2px solid #1669E5;
  border-radius: 26px;
  text-align: center;
font-family: PingFang SC, PingFang SC;
font-weight: 400;
font-size: 20px;
color: #186AE6;
line-height: 52px;
text-align: center;
font-style: normal;
text-transform: none;
margin: 60px auto 0px;
}
.oneimg{
  width: 630px;
  height: 440px;
}
.twoimg{
  width: 420px;
  height: 273px;
}
.longimg{
  width: 360px;
  height: 205px;
}
.ljjr{
  font-size: 26px;
  color: #1669E5;
  width: 240px;
  height: 49px;
  line-height: 49px;
  text-align: center;
  border-radius: 25px;
  border: 1px solid #1669E5;
  position: absolute;
  top:40.3%;
  right: 43.7%;
}
}

@media(max-width: 750px){
  .logincard {
    display: none;
  }
  .samll_top{
    display: flex;
    justify-content: space-between;
    font-family: PingFang SC, PingFang SC;
font-weight: 400;
font-size: 0.13rem;
color: #999999;
align-items: center;
        width: 3.97rem;
        margin: 0.23rem 0.15rem 0.11rem 0.15rem;
  }
  .top_left{
    display: flex;
    align-items: center;
    /* width: 1.92rem;
    justify-content: space-between; */
  }
  .title{
    font-family: 汉仪超粗黑简, 汉仪超粗黑简;
font-weight: 400;
font-size: 0.15rem;
color: #222222;
margin-left: 0.06rem;
margin-right: 0.1rem;
  }
  .update{
    margin-right: 0.1rem;
  }
  .line{
    width: 0.04rem;
    height: 0.15rem;
    background-color: #1669E5;
  }
  .bg{
    border-bottom: 0.03rem solid #1669E5;
    color: #000;
  }
  .small_detail{
    display: flex;
        height: 2.3rem;
        width: 3.97rem;
        justify-content: space-between;
        margin-left: 15px;
        margin-right: 15px;
        margin-bottom: 0.4rem;
  }
  .one{
    display: none;
  }
  .two{
    display: flex;
        width: 3.97rem;
        height: 2.5rem;
        flex-wrap: wrap;
        justify-content: space-between;
        overflow: hidden;
  }
  .twoin {
    width: 1.87rem;
    height: 1.2rem;
    margin-bottom: 0.1rem;
    position: relative;
    border-radius: 6px 6px 6px 6px;
    box-shadow: 3px 3px 9px -4px;
    cursor: pointer;
    overflow: hidden;
   
}
.twoimg {
  width: 1.87rem;
  height: 1.2rem;
  margin-top: -0.55rem;
}
.xx {
  position: absolute;
  bottom: 0.31rem;
  right: 0.1rem;
  width: 0.16rem;
  height: 0.16rem;
}
.time {
  position: absolute;
  bottom: 0.1rem;
  right: 0.1rem;
  width: 0.3rem;
  height: 0.15rem;
  background-color: #484848;
  border-radius: 2px;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 0.07rem;
  color: #FFFFFF;
  line-height: 0.15rem;
  text-align: left;
  font-style: normal;
  text-transform: none;
  text-align: center;
}
.long_top {
  display: flex;
  margin-top: 67px;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 34px;
        width: 3.97rem;
        font-family: PingFang SC, PingFang SC;
font-weight: 400;
font-size: 0.13rem;
color: #999999;
margin: 0.23rem 0.15rem 0.11rem 0.15rem;

}
.long_update{
  margin-right: 0.1rem;
}
.long_detail {
  width: 93%;
  display: flex;
  margin: 0.15rem auto 0.2rem;
  flex-wrap: wrap;
  justify-content: space-between;
}
.long_boxin {
  width: 47.3%;
  height: 1.7rem;
  background-color: #FFFFFF;
  margin-bottom: 0.1rem;
  position: relative;
  overflow: hidden;
  border-radius: 6px 6px 6px 6px;
  box-shadow: 3px 3px 9px -4px;
  cursor: pointer;
  line-height: 0;
  border: 1px solid #cdcecf;
}
.xx2 {
  position: absolute;
  /* top: 0.65rem; */
  bottom: 0.07rem;
  right: 0.07rem;
  width: 0.16rem;
        height: 0.16rem;
}
.longimg {
  width:100%;
  height: 1rem;
}
.long_time {
  position: absolute;
  background-color: #484848;
  border-radius: 2px;
  /* width: 0.24rem; */
  height: 0.1rem;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-weight: 400;
font-size: 0.07rem;
  color: #FFFFFF;
  line-height: 0.1rem;
  text-align: center;
  font-style: normal;
  text-transform: none;
  right: 0.05rem;
  bottom: 0.75rem;
  padding: 0.01rem 0.02rem;
  text-align: center;
}
.long_title {
  height: 0.19rem;
  line-height: 0.19rem;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 0.13rem;
  color: #666666;
  text-align: left;
  font-style: normal;
  text-transform: none;
  margin: 0.05rem;
  overflow: hidden;
}
.small_teacher {
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 0.1rem;
  color: #9D9D9D;
  text-align: left;
  font-style: normal;
  text-transform: none;
  margin-left: 0.05rem;
  margin-bottom: 0.05rem;
  height: 0.14rem;
  line-height: 0.14rem;
}
.biaoqian {
  /* width: 0.34rem; */
  height: 0.15rem;
  background-color: #1669E5;
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  font-size: 0.07rem;
  color: #FFFFFF;
  line-height: 0.1rem;
  text-align: center;
  font-style: normal;
  text-transform: none;
  padding: 3px 8px;
  margin-left: 0.05rem;
  display: inline-block;
}
.free {
  font-family: PingFang SC, PingFang SC;
  font-weight: 400;
  color: #1669E5;
  line-height: 0.1rem;
  text-align: left;
  font-style: normal;
  text-transform: none;
  margin-left: 0.05rem;
  font-size: 0.11rem;
  z-index: 1;
  display: inline-block;
}
.aa>div:last-child{
  line-height: 0.1rem;
  display: flex;
  align-items: center;
}
.ljjr{
  display: none;
}

}