.mask {
  position: fixed;
  top: 0;
  left: 0;
  display: none;
  z-index: 10;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
}
.scrollToTop {
  display: none;
  position: fixed;
  bottom: 80px;
  right: 30px;
  background-color: rgba(255, 255, 255, 0.9);
  width: 32px;
  height: 32px;
  border-radius: 4px;
  overflow: hidden;
  box-shadow: 0 0 6px rgba(0, 0, 0, 0.2);
}
.scrollToTop a {
  display: block;
  width: 100%;
  height: 100%;
  background: url('../images/common/up.png') no-repeat center;
}
header {
  width: 100%;
  position: relative;
  z-index: 100;
}
header .JdMall {
  position: fixed;
  top: 26px;
  right: 20px;
  width: 84px;
  height: 36px;
  line-height: 36px;
  background: #e81010;
  border-radius: 18px;
  box-sizing: border-box;
  font-family: SourceHanSansCN-Regular;
  font-weight: 400;
  font-size: 16px;
  color: #ffffff;
  letter-spacing: 0;
  text-align: center;
  cursor: pointer;
  z-index: inherit;
}
header .mjCreater {
  right: 130px;
  background: #faad14;
  border-radius: 20px;
  display: inline-block;
  width: 100px;
  height: 36px;
  line-height: 36px;
  font-family: SourceHanSansCN-Regular;
  font-weight: 400;
  font-size: 16px;
  letter-spacing: 0;
  text-align: center;
  color: #ffffff;
}
header .box {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 0 20% 0 15%;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 99;
  background-color: #fff;
  border-bottom: 1px solid #ddd;
  box-sizing: border-box;
}
header .box .burger {
  display: none;
}
header .box .logo {
  flex: 1;
}
header .box .logo img {
  width: 1.04rem;
}
header .box .logo .small-logo {
  display: none;
}
header .box .navMiniScreen {
  display: none;
}
header .box .nav {
  flex: 5;
}
header .box .nav ul {
  display: flex;
  flex: 1;
  justify-content: space-around;
  height: 80px;
  align-items: center;
  line-height: 80px;
}
header .box .nav ul .navItem {
  height: 100%;
}
header .box .nav ul .navItem a {
  font-family: SourceHanSansCN-Medium;
  font-size: 16px;
  font-weight: 500;
  color: #222;
  border-bottom: 2px solid transparent;
  padding-bottom: 0.14rem;
  transition: all 0.3s;
}
header .box .nav ul .navItem a:hover {
  font-weight: 700;
  color: #feaf01;
  border-bottom: 2px solid #feaf01;
}
header .box .nav ul .navItem a::after {
  content: '';
  position: absolute;
  bottom: -10px;
}
header .box .nav ul .active a {
  font-weight: 700;
  color: #feaf01;
  border-bottom: 2px solid #feaf01;
}
header .box .smartHardwareProductWrap {
  position: absolute;
  top: 80px;
  left: 0;
  width: 100%;
  background-color: #ffffff;
  height: 0;
  box-sizing: border-box;
  overflow: hidden;
  z-index: 200;
}
header .box .smartHardwareProductWrap .smartHardwareProduct {
  background-color: #ffffff;
  display: flex;
  justify-content: space-around;
  align-items: center;
  padding: 0.6rem 20%;
  height: auto;
  box-sizing: border-box;
  overflow: hidden;
  z-index: 200;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li {
  width: 2rem;
  height: auto;
  text-align: center;
  transition: all 0.3s;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li a {
  border: none;
  color: #000;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li a .iconWrap {
  width: 2rem;
  height: 2rem;
  line-height: 2rem;
  text-align: center;
  background-color: #f8f8f8;
  border-radius: 0.1rem;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li a .productName {
  display: inline-block;
  margin-top: 0.2rem;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li a .productIcon {
  vertical-align: middle;
  object-fit: cover;
  transition: all 0.3s;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li:nth-child(1) .productIcon {
  width: 0.97rem;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li:nth-child(2) .productIcon {
  width: 1.48rem;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li:nth-child(3) .productIcon {
  width: 0.75rem;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li:nth-child(4) .productIcon {
  width: 0.97rem;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li:hover a {
  border: none;
  color: #000;
}
header .box .smartHardwareProductWrap .smartHardwareProduct li:hover img.productIcon {
  transform: scale(1.1);
}
.banner {
  padding-top: 0;
}
.heardExtra {
  position: fixed;
  top: 80px;
  width: 100%;
  height: 70px;
  z-index: 90;
  background-color: #fff;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 14%;
  box-sizing: border-box;
  box-shadow: 0 1px 0 0 #dfdfdf;
}
.heardExtra .productName {
  font-family: SourceHanSansCN;
  font-weight: 700;
  font-size: 0.16rem;
  color: #222;
  text-align: center;
}
.heardExtra a {
  font-family: SourceHanSansCN;
  font-weight: 400;
  font-size: 0.14rem;
  color: #222;
  text-align: center;
}
.heardExtra a:first-child {
  margin-right: 20px;
}
footer {
  width: 100%;
  margin-top: 0.6rem;
  padding: 0.6rem 15%;
  background-color: #272727;
  color: #fff;
  font-size: 16px;
  font-family: SourceHanSansCN-Medium;
  box-sizing: border-box;
}
footer .ftop {
  display: flex;
  justify-content: space-between;
}
footer .ftop .focusUs {
  display: flex;
  align-items: center;
}
footer .ftop .focusUs span {
  margin-right: 10px;
}
footer .ftop .focusUs .qrCodeWrap {
  position: relative;
  width: 26px;
  transition: all 0.3s;
}
footer .ftop .focusUs .qrCodeWrap .wechatLogo {
  width: 26px;
}
footer .ftop .focusUs .qrCodeWrap .qrCode {
  display: none;
  position: absolute;
  bottom: 50px;
  left: -37px;
  width: 100px;
  height: 100px;
  background-color: #fff;
}
footer .ftop .focusUs .qrCodeWrap .qrCode img {
  width: 100%;
}
footer .ftop .focusUs .qrCodeWrap .qrCode::before {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  margin: auto;
  width: 0;
  height: 0;
  border-top: 6px solid #fff;
  border-right: 6px solid transparent;
  border-left: 6px solid transparent;
}
footer .ftop .logoList {
  display: flex;
}
footer .ftop .logoList .mb-logo {
  width: 80px;
  margin-right: 30px;
}
footer .ftop .logoList .fxb-logo {
  width: 156px;
}
footer .fline {
  width: 100%;
  height: 1px;
  margin: 14px 0 20px 0;
  background-color: #434343;
}
footer .copyright a {
  color: #fff;
  padding: 0 5px;
}
@media screen and (min-width: 1920px) {
  header .box .logo img {
    width: 0.9rem;
  }
}
@media screen and (max-width: 1100px) {
  header .box .smartHardwareProductWrap .smartHardwareProduct {
    padding: 0.5rem 20%;
  }
  header .box .smartHardwareProductWrap .smartHardwareProduct li a .productName {
    margin-top: 0;
  }
  footer {
    width: 100%;
    padding: 0.6rem 12%;
    font-size: 14px;
  }
  footer .ftop .focusUs .qrCodeWrap .wechatLogo {
    width: 22px;
  }
  footer .ftop .logoList {
    display: flex;
  }
  footer .ftop .logoList .mb-logo {
    width: 60px;
    margin-right: 30px;
  }
  footer .ftop .logoList .fxb-logo {
    width: 116px;
  }
}
@media screen and (max-width: 768px) {
  width: 100%;
  header {
    height: 60px;
    background-color: #fba;
  }
  header .heardExtra {
    top: 60px;
  }
  header .JdMallMax {
    display: none;
  }
  header .box {
    height: 60px;
    padding: 0 10%;
    /* 折叠菜单样式，显示出来 */
  }
  header .box .logo img {
    width: 60px;
  }
  header .box .nav {
    flex: 5;
  }
  header .box .nav ul {
    display: flex;
    flex: 1;
    justify-content: space-around;
    height: 60px;
    align-items: center;
    line-height: 60px;
  }
  header .box .burger {
    display: block;
    justify-self: end;
    cursor: pointer;
    position: relative;
    width: 20px;
    height: 6px;
    /* 折叠按钮线条样式 */
    /* 上移第一条线 */
    /* 下移第三条线 */
    /* 全屏导航展开时，折叠按钮设置为深色 */
    /* 全屏导航显示时，折叠按钮第一条线样式 */
    /* 全屏导航显示时，折叠按钮第二条线样式 */
    /* 全屏导航显示时，折叠按钮第三条线样式 */
  }
  header .box .burger .burger-line1,
  header .box .burger .burger-line2,
  header .box .burger .burger-line3 {
    width: 20px;
    height: 2px;
    background-color: #ccc;
    transition: all 0.3s;
    /* position: relative; */
  }
  header .box .burger .burger-line1 {
    position: absolute;
    top: -6px;
  }
  header .box .burger .burger-line3 {
    position: absolute;
    top: 6px;
  }
  header .box .burger.active .burger-line1,
  header .box .burger.active .burger-line2,
  header .box .burger.active .burger-line3 {
    background-color: #bbb;
    transition: 0.4s ease;
  }
  header .box .burger.active .burger-line1 {
    transform: rotate(45deg) translate(3px, 5px);
  }
  header .box .burger.active .burger-line2 {
    transform: translateX(5px);
    opacity: 0;
  }
  header .box .burger.active .burger-line3 {
    transform: rotate(-45deg) translate(3px, -5px);
  }
  header .box .navMiniScreen {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    z-index: 10;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.9);
  }
  header .box .navMiniScreen ul li {
    width: 100%;
    line-height: 60px;
    font-size: 14px;
  }
  header .box .navMiniScreen ul li a {
    display: block;
    width: 100%;
    padding: 0 1.5rem;
    box-sizing: border-box;
  }
  header .box .navMiniScreen ul .smartHardwareItem .item {
    position: relative;
  }
  header .box .navMiniScreen ul .smartHardwareItem .item::after {
    content: '';
    position: absolute;
    right: 60px;
    background: url('../images/common/down.png') no-repeat;
    width: 14px;
    height: 14px;
    background-size: contain;
    top: 35%;
  }
  header .box .navMiniScreen ul .smartHardwareItem .showArrow::after {
    content: '';
    background: url('../images/common/up.png') no-repeat;
    background-size: contain;
  }
  header .box .navMiniScreen ul .smartHardwareItem .smartHardwareProduct {
    display: none;
  }
  header .box .navMiniScreen ul .smartHardwareItem .smartHardwareProduct li {
    border-bottom: 1px solid #ddd;
  }
  header .box .navMiniScreen ul .smartHardwareItem .smartHardwareProduct li a {
    display: block;
    width: 100%;
    height: 100%;
    text-align: center;
  }
  header .box .nav {
    display: none;
  }
  .heardExtra {
    display: none;
  }
  footer {
    margin-top: 30px;
    padding: 0.6rem 6%;
  }
  footer .ftop {
    align-items: center;
  }
  footer .ftop .focusUs {
    font-size: 14px;
  }
  footer .ftop .focusUs .wechatLogo {
    width: 30px;
  }
  footer .ftop .logoList {
    align-items: center;
  }
  footer .ftop .logoList .mb-logo {
    width: 50px;
    margin-right: 20px;
  }
  footer .ftop .logoList .fxb-logo {
    width: 90px;
  }
  footer .copyright {
    font-size: 12px;
    line-height: 2em;
  }
  .scrollToTop {
    width: 28px;
    height: 28px;
  }
}
/* 小于576象素 */
@media (max-width: 576px) {
  html {
    zoom: 0.7;
  }
  .productM10 header {
    height: 150px !important;
  }
  .productM10 .heardExtra {
    top: 80px;
  }
  header {
    height: 80px !important;
  }
  header .box {
    height: 80px;
  }
  header .box .logo img {
    width: 80px;
  }
  header .box .nav ul {
    display: flex;
    flex: 1;
    justify-content: space-around;
    height: 80px;
    align-items: center;
    line-height: 80px;
  }
  header .box .navMiniScreen {
    top: 80px;
    left: 0;
  }
  header .box .navMiniScreen ul li {
    width: 100%;
    line-height: 66px;
    font-size: 16px;
  }
  header .box .navMiniScreen ul .smartHardwareItem .item {
    position: relative;
  }
  header .box .navMiniScreen ul .smartHardwareItem .item::after {
    content: '';
    right: 30px;
    width: 13px;
    height: 13px;
  }
  footer {
    margin-top: 20px;
    padding: 40px 10%;
    font-size: 14px;
  }
  footer .ftop .logoList .mb-logo {
    width: 62px;
  }
  footer .ftop .logoList .fxb-logo {
    width: 118px;
  }
  footer .copyright {
    font-size: 14px;
  }
  footer .copyright .ghs {
    vertical-align: middle;
  }
}