* {
  margin: 0;
  padding: 0;
}
.down_title {
  text-align: center;
  font-family: MiSans-Bold;
  font-size: 0.32rem;
  color: #242728;
  line-height: 1.4;
}
.down_page {
  padding: 0.8rem 0 1.2rem;
  background: #FFFFFF;
  overflow: hidden;
}
.down_page .down_body {
  display: grid;
  grid-template-columns: 3rem 1fr;
  column-gap: 0.4rem;
  max-width: 100%;
  margin: 0.5rem auto 0;
  align-items: flex-start;
}
.down_page .down_side {
  width: 100%;
}
.down_page .down_side .side_group {
  background: #F9F9F9;
  border-bottom: none;
  margin-bottom: 0.05rem;
}
.down_page .down_side .side_group:last-child {
  margin-bottom: 0;
}
.down_page .down_side .side_group .side_hd {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.12rem 0.2rem;
  font-family: MiSans-Regular;
  font-size: 0.16rem;
  color: #333333;
  line-height: 1.3;
  cursor: pointer;
  border: 0.01rem solid #ECECEC;
}
.down_page .down_side .side_group .side_hd i {
  width: 0.09rem;
  height: 0.09rem;
  border-top: 0.01rem solid #6B6B6B;
  border-right: 0.01rem solid #6B6B6B;
  transform: rotate(45deg);
  transition: all 0.3s;
}
.down_page .down_side .side_group .side_sub {
  display: none;
}
.down_page .down_side .side_group .side_sub a {
  display: block;
  padding: 0.13rem 0.18rem 0.13rem 0.3rem;
  font-family: MiSans-Regular;
  font-size: 0.14rem;
  color: #6B6B6B;
  line-height: 1.35;
  position: relative;
}
.down_page .down_side .side_group .side_sub a::before {
  content: "";
  position: absolute;
  left: 0.2rem;
  top: 50%;
  width: 0.04rem;
  height: 0.04rem;
  margin-top: -0.02rem;
  border-radius: 50%;
  background: currentColor;
}
.down_page .down_side .side_group .side_sub a.active,
.down_page .down_side .side_group .side_sub a:hover {
  color: #D90B18;
}
.down_page .down_side .side_group.open .side_hd,
.down_page .down_side .side_group.act .side_hd{
  background: #D90B18;
  color: #FFFFFF;
  border-color: #D90B18;
}
.down_page .down_side .side_group.open .side_hd i,
.down_page .down_side .side_group.act .side_hd i{
  border-color: #FFFFFF;
  transform: rotate(135deg);
}
.down_page .down_side .side_group.open .side_sub,
.down_page .down_side .side_group.act .side_sub{
  display: block;
}
.down_page .down_content {
  min-width: 0;
}
.down_page .down_search {
  width: 5.7rem;
  height: 0.48rem;
  display: flex;
  align-items: center;
  margin-bottom: 0.35rem;
  border-radius: 0.24rem 0.24rem 0.24rem 0.24rem;
  border: 0.01rem solid #D9D9D9;
  overflow: hidden;
  padding: 0.04rem;
}
.down_page .down_search input {
  flex: 1;
  min-width: 0;
  height: 100%;
  padding: 0 0.2rem;
  border: none;
  background: #fff;
  font-family: MiSans-Regular;
  font-size: 0.16rem;
  color: #333333;
}
.down_page .down_search input::placeholder {
  color: #ABABAB;
}
.down_page .down_search button {
  width: 0.9rem;
  height: 100%;
  border: none;
  background: #D90B18;
  border-radius: 0rem 0.24rem 0.24rem 0rem;
  font-family: MiSans-Regular;
  font-size: 0.16rem;
  color: #FFFFFF;
  cursor: pointer;
}
.down_page .down_list .down_item {
  min-height: 0.98rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.25rem 0.4rem 0.19rem;
  margin-bottom: 0.2rem;
  background: #F9F9F9;
  border: 0.01rem solid #F9F9F9;
  transition: all 0.3s;
}
.down_page .down_list .down_item .down_txt {
  flex: 1;
  min-width: 0;
  padding-right: 0.5rem;
}
.down_page .down_list .down_item .down_txt h3 {
  font-family: MiSans-Regular;
  font-size: 0.2rem;
  color: #333333;
  line-height: 1.4;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: all 0.3s;
}
.down_page .down_list .down_item .down_txt p {
  margin-top: 0.12rem;
  padding-top: 0.15rem;
  border-top: 0.01rem solid #D9D9D9;
  font-family: MiSans-Regular;
  font-size: 0.16rem;
  color: #999999;
  line-height: 1.2;
}
.down_page .down_list .down_item .download_btn {
  width: 1.28rem;
  height: 0.4rem;
  background: rgba(204, 204, 204, 0);
  border-radius: 0.03rem;
  border: 0.01rem solid #CCCCCC;
  flex: 0 0 1.28rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: MiSans-Regular;
  font-size: 0.16rem;
  color: #6B6B6B;
  line-height: 1;
  transition: all 0.3s;
}
.down_page .down_list .down_item .download_btn i {
  width: 0.2rem;
  height: 0.2rem;
  margin-right: 0.08rem;
  background: url(../img/down_icon.png) no-repeat center center;
  background-size: cover;
}
.down_page .down_list .down_item.active,
.down_page .down_list .down_item:hover {
  background: #FFFFFF;
  border-color: #DEDEDE;
}
.down_page .down_list .down_item.active .down_txt h3,
.down_page .down_list .down_item:hover .down_txt h3 {
  color: #D90B18;
}
.down_page .down_list .down_item.active .download_btn,
.down_page .down_list .down_item:hover .download_btn {
  background: #D90B18;
  border-color: #D90B18;
  color: #FFFFFF;
  font-family: MiSans-Bold;
}
.down_page .down_list .down_item.active .download_btn i,
.down_page .down_list .down_item:hover .download_btn i {
  filter: brightness(0) invert(1);
}


.down_pop{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    z-index: 99;
     display: none; 
}
.down_pop .down_body{
    width: 94%;
    max-width: 450px;
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height: fit-content;
    background: #fff;
    padding: 30px;
    border-radius: 5px;
}
.down_pop .down_body .down_colse{
    position: absolute;
    top: 0.1rem;
    right: 0.1rem;
    width: 0.2rem;
    height: 0.2rem;
    background: url(../img/colse.png) center no-repeat;
    background-size: contain;
    cursor: pointer;
}
.down_pop .down_body .down_txt{
    text-align: center;
    font-size: 0.16rem;
    color: #333;
    margin: 8px 20px 20px;
}
.down_pop .down_body form input{
    font-size: 0.16rem;
    padding: 0.1rem 0.2rem;
    border: 0.01rem solid #999;
    width: 100%;
    border-radius: 5px;
}
.down_pop .down_body .input_tit,
.down_pop .down_body .input_txt{
    font-size: 14px;
    margin: 5px 0;
}
.down_pop .down_body .input_tit a{
    color: #D90B18;
}
.down_pop .down_body form button{
    border: 0;
    margin: 0.15rem auto;
    display: block;
    background: #D90B18;
    border-radius: 0.24rem;
    padding: 0.06rem 0.3rem;
    font-family: MiSans-Regular;
    font-size: 0.16rem;
    color: #FFFFFF;
    cursor: pointer;
}




@media (max-width: 1042px) {
    .down_page {
        padding: 80px 0;
    }

    .down_title {
        font-size: 36px;
    }

    .down_page .down_body {
        margin: 50px auto 0;
        grid-template-columns: 280px 1fr;
        column-gap: 20px;
    }
    .down_page .down_side .side_group .side_hd{
        font-size: 18px;
    }
    .down_page .down_side .side_group .side_sub a{
        font-size: 16px;
        padding: 10px 15px 10px 38px;
    }
    .down_page .down_search {
        width: 5rem;
        max-width: 100%;
        height: auto;
        margin-bottom: 30px;
    }
    .down_page .down_search input{
        font-size: 16px;
        padding: 10px 15px;
    }
    .down_page .down_search button{
        padding: 10px;
    }
    .down_page .down_list .down_item{
        padding: 15px 20px;
    }
    .down_page .down_list .down_item .down_txt{
        padding-right: 30px;
    }
    .down_page .down_list .down_item .down_txt h3{
        font-size: 18px;
    }
    .down_page .down_list .down_item .down_txt p{
        font-size: 16px;
        margin-top: 10px;
        padding-top: 10px;
    }
    .down_page .down_list .down_item .download_btn{
        font-size: 16px;
        width: auto;
        flex: 0 0 140px;
        height: 45px;
    }
    .down_page .down_list .down_item .download_btn i{
        width: 16px;
        height: 16px;
        margin-right: 6px;
    }
}

@media (max-width: 768px) {
    .down_title {
        font-size: 24px;
    }

    .down_page {
        padding: 50px 0;
    }

    .down_page .down_body {
        display: block;
        margin: 30px auto 0;
    }

    .down_page .down_side {
        margin-bottom: 15px;
    }
    .down_page .down_side .side_group{
        margin-bottom: 5px;
    }
    .down_page .down_side .side_group .side_hd{
        font-size: 16px;
    }
    .down_page .down_side .side_group .side_hd i{
        width: 8px;
        height: 8px;
    }
    .down_page .down_side .side_group .side_sub a{
        font-size: 14px;
        padding: 8px 15px 8px 30px;
    }
    .down_page .down_side .side_group .side_sub a::before{
        width: 4px;
        height: 4px;
        left: 16px;
    }
    .down_page .down_search{
        width: 100%;
        border-radius: 30px;
    }
    .down_page .down_search input{
        font-size: 14px;
    }
    .down_page .down_search button{
        font-size: 14px;
        white-space: nowrap;
        width: fit-content;
        border-radius: 0 30px 30px 0;
    }
    .down_page .down_list .down_item{
        display: block;
    }
    .down_page .down_list .down_item .down_txt{
        padding-right: 0;
        margin-bottom: 10px;
    }
    .down_page .down_list .down_item .down_txt h3{
        font-size: 16px;
        white-space: normal;
    }
    .down_page .down_list .down_item .down_txt p,
    .down_page .down_list .down_item .download_btn{
        font-size: 14px;
    }
    
    
    .down_pop .down_body .down_colse{
        width: 20px;
        height: 20px;
        top: 15px;
        right: 15px;
    }
    .down_pop .down_body .down_txt,
    .down_pop .down_body .input_tit{
        font-size: 14px;
    }
    .down_pop .down_body form input{
        font-size: 16px;
        padding: 10px 16px;
    }
    .down_pop .down_body form button{
        font-size: 16px;
        margin: 20px auto 0px;
        padding: 6px 30px;
        border-radius: 24px;
    }
}