.banner {
  position: relative;
}

.banner_search {
  position: absolute;
  left: 50%;
  top: 0;
  margin-top: 5.1%;
  -webkit-transform: translateX(-50%);
      -ms-transform: translateX(-50%);
          transform: translateX(-50%);
  text-align: center;
}

.banner_flx {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
}

.banner_btn {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  width: 54px;
  height: 54px;
  background: rgb(224, 26, 33);
  cursor: pointer;
}

.banner_flx input {
  height: 54px;
  width: 676px;
  border: 1px solid rgb(151, 151, 151);
  padding: 0 16px;
  background: white;
}

.banner_search_title {
  line-height: 1;
  margin-bottom: 60px;
}

.all {
  padding: 70px 0;
}

.con_flx {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
}

.con_l {
  width: 210px;
}

.con_r {
  width: calc(100% - 286px);
  line-height: 30px;
}

.l_title {
  font-weight: bold;
  margin-bottom: 16px;
  height: 80px;
  line-height: 1;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  border-bottom: 1px solid rgb(229, 229, 229);
}

.con_l li {
  margin-bottom: 32px;
  cursor: pointer;
}
.con_l li label{
    cursor: pointer;
}
.con_l li input {
  margin-right: 8px;
  border-radius: 50%;
  width: auto;
  -webkit-appearance: none;
     -moz-appearance: none;
          appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid #a2a2a2;
  position: relative;
}
.con_l li input:checked::after {
  width: 8px;
  height: 8px;
  display: block;
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%);
      -ms-transform: translate(-50%, -50%);
          transform: translate(-50%, -50%);
  background: #d40b07;
  border-radius: 50%;
}
.con_l li label {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  line-height: 1;
}

.r_title {
  height: 80px;
  line-height: 1;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  border-bottom: 1px solid rgb(229, 229, 229);
}

.tit {
  font-weight: bold;
  margin-bottom: 12px;
  -webkit-transition: all 0.5s;
  transition: all 0.5s;
}
.tit:hover {
  color: rgb(224, 26, 33);
}

.con_r li {
  padding: 32px 0;
  border-bottom: 1px solid rgb(216, 216, 216);
}

.des {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

@media only screen and (max-width: 1600px) {
  .con_l {
    width: 170px;
  }
  .con_r {
    width: calc(100% - 230px);
  }
  .banner_search_title {
    margin-bottom: 35px;
  }
}
@media only screen and (max-width: 768px) {
  .banner_flx input {
    width: 260px;
  }
  .banner img {
    width: auto;
    height: 200px;
  }
  .con_flx {
    display: block;
  }
  .con_l {
    width: 100%;
  }
  .con_l ul {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
        flex-wrap: wrap;
    margin-top: 10px;
  }
  .con_l ul li {
    margin-bottom: 16px;
    -webkit-box-flex: 0;
        -ms-flex: 0 0 50%;
            flex: 0 0 50%;
  }
  .con_r {
    width: 100%;
  }
  .con_r li {
    padding: 20px 0;
  }
  .all {
    padding: 40px 0;
  }
  .l_title {
    height: 40px;
  }
  .banner_btn {
    width: 40px;
    height: 40px;
  }
  .banner_flx input {
    height: 40px;
  }
  .banner_search_title {
    margin-bottom: 25px;
  }
  .banner_search {
    margin-top: 40px;
  }
  .r_title {
    height: 44px;
  }
}