.fl {
  float: left;
}
.fr {
  float: right;
}
.header {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 99;
  width: 100%;
  height: 50px;
  background-color: #212529;
  padding: 13px;
}
.header .search {
  margin-right: 32px;
}

.bg_img {
  width: 100%;
  height: 200px;
  position: relative;
  margin-top: 50px;
}
.bg_img .title {
  color: #fff;
  font-size: 24px;
  position: absolute;
  left: 13px;
  bottom: 26px;
  font-weight: bold;
  padding: 0;
  text-shadow: 2px 2px 10px 1px rgba(0, 0, 0, 0.18);
}
.bg_img > img {
  width: 100%;
  height: 100%;
}

.contnet {
  padding: 8.67vw 3.47vw;
}

.box_card {
  padding-bottom: 16px;
}

.title_box {
  border-bottom: solid 2px #979797;
}

.title_tag {
  float: left;
  width: 10px;
  height: 22px;
  background-color: #ff8800;
}

.category_ul {
  margin-top: 16px;
}

.active > .category_list {
  display: block;
}

.category_ul > li {
  font-size: 14px;
  color: #333333;
  margin-bottom: 16px;
  cursor: pointer;
}

.active {
  margin-bottom: 10px !important;
  cursor: pointer;
}

.active > .category_title {
  font-weight: bold;
}

.category_list {
  padding: 18px 22px 0 22px;
  display: none;
}

.category_name {
  color: #333333;
  font-size: 12px;
  margin-bottom: 20px;
  display: inline-block;
  cursor: pointer;
}

.category_sel {
  color: #ff8800;
}

.category_name + .category_name {
  border-left: 1px solid #d9d9d9;
  margin-left: 16px;
  padding-left: 16px;
}

.product {
  box-shadow: 2px 2px 10px 1px rgba(0, 0, 0, 0.18);
  margin-bottom: 20px;
  text-align: center;
  width: 48%;
  float: left;
  padding-bottom: 15px;
}

.product:nth-child(even) {
  margin-left: 4%;
}

.product img {
  width: 167px;
  height: 94px;
}

.product h2 {
  color: #ffffff;
  font-size: 14px;
  margin-top: 10px;
  font-weight: normal;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
  padding: 0 6px;
}

.icon_arrow {
  background: url("../img/product-arrow.png") no-repeat;
  float: right;
  width: 18px;
  height: 18px;
}

.active > .category_title > .icon_arrow {
  background: url("../img/product-arrow2.png") no-repeat;
}

.follow {
  width: 100%;
  background-color: #000000;
  height: 140px;
  color: #fff;
  overflow: hidden;
}

.follow_title {
  margin-top: 10px;
  text-align: center;
  font-size: 14px;
  color: #ffffff;
}

.follow ul {
  width: 115px;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
  margin-top: 10px;
}
.follow ul li {
  width: 22px;
}
.follow .content {
  color: #ffffff;
  font-size: 12px;
  text-align: center;
}

.detail {
  width: 100%;
  background: #fafafa;
  padding: 13px;
}
.detail .detail_in {
  padding: 20px;
  background-color: #fff3ee;
}

.detail .detail_in .title {
  font-size: 18px;
  color: #333;
  padding-bottom: 10px;
}
.detail .detail_in ul {
  color: #666;
}

.detail .detail_in ul li {
  line-height: 18px;
  font-size: 12px;
  margin-bottom: 5px;
}

.detail .btn {
  width: 300px;
  margin: 0 auto;
  padding-bottom: 10px;
}
.detail .btn button {
  border: 0;
  background: #ff4000;
  width: 300px;
  height: 40px;
  color: #fff;
  padding: 0 10px;
  margin-top: 20px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.line {
  width: 100%;
  height: 2px;
  background: #e7e7e7;
  margin: 10px 0;
}
.menuDia {
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.3);
  z-index: 100;
  display: none;
}
.menu_in {
  height: 100%;
  width: 295px;
  padding: 15px;
  background-color: #222222;
  position: absolute;
  right: 0;
  top: 0;
}

.menu_in .close {
  height: 20px;
  width: 100%;
}

.menu_in ul {
  width: 100%;
  margin-top: 20px;
}

.menu_in ul li {
  width: 100%;
  height: 40px;
  line-height: 40px;
  border-bottom: solid 1px #979797;
}

.menu_in ul li a {
  width: 100%;
  height: 40px;
  line-height: 40px;
  color: #fff;
  font-size: 16px;
  display: block;
}

.menu_in dl {
  margin: 0 auto;
  margin-top: 120px;
  text-align: center;
}

.menu_in dl dd {
  font-size: 16px;
  color: #fff;
  margin-top: 10px;
}