body,
html {
  -webkit-font-smoothing: antialiased;
  /*抗锯齿渲染可以使字体看起来更清晰*/
  -moz-osx-font-smoothing: grayscale;
  -webkit-text-size-adjust: 100% !important;
  /*解决默认会放大文字的问题*/
  text-size-adjust: 100% !important;
  -moz-text-size-adjust: 100% !important;
  color: #333;
  -webkit-user-select: none;
  user-select: none;
  text-align: justify;
  font-size: 26.6666666vw;
  margin: 0;
  padding: 0;
  width: 100%;
  min-height: 100%;
}

input,
button:focus {
  outline: none;
}

a {
  text-decoration: none;
}

/* 导航 */
.nav {
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 0.5rem;
  background-color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
  padding: 0 0.1rem;
  box-shadow: 0 0.04rem 0.06rem 0 rgba(0, 0, 0, .04);
  z-index: 9999;
}

.nav .img_logo {
  display: block;
  width: 1rem;
}

.nav .img_nav {
  display: block;
  width: 0.25rem;
}

.nav .nav-flex {
  display: flex;
  align-items: center;
}

.nav .nav-flex .assistant {
  margin-right: 0.1rem;
  display: block;
  width: 0.25rem;
}

.second_nav {
  position: fixed;
  left: 0;
  top: 0.5rem;
  width: 100%;
  height: 100%;
  display: none;
  box-sizing: border-box;
  background: #ffffff;
  z-index: 999;
  overflow-y: auto;
}

.second_nav_li {
  width: 100%;
  background-color: #fff;
}

.second_nav_li a {
  width: 100%;
  display: flex;
  border: none;
  box-sizing: border-box;
  margin: 0;
}

.second_nav_li .item {
  width: 100%;
  height: 52px;
  border-bottom: 1px solid #dcdcdc;
  box-sizing: border-box;
  padding: 0px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.second_nav_li .item p {
  font-size: 16px;
  line-height: 21px;
  color: #505050;
}

.second_nav_li .item img {
  width: 14px;
}

.second_nav_li .second_details {
  box-sizing: border-box;
  height: auto;
  display: none;
}

.second_nav_li .second_details .child-item {
  height: auto;
}

.second_nav_li .second_details .child-item .child-cen {
  height: 47px;
  background: #fbfbfb;
  border-bottom: 1px solid #ebebeb;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0px 49px 0px 24px;
}

.second_nav_li .second_details .child-item .child-cen p {
  font-size: 14px;
  line-height: 19px;
  color: #505050;
}

.second_nav_li .second_details .child-item .child-cen img {
  width: 14px;
}

.second_nav_li .second_details .child-item .child-son {
  height: auto;
  display: none;
  border-bottom: 1px solid #ebebeb;
}

.second_nav_li .second_details .child-item .child-son p {
  line-height: 38px;
  font-size: 13px;
  color: #656565;
  margin: 0 0 0 41px;
}

/* 版权 */
.copyright {
  width: 100%;
  padding: 0.15rem 0;
  text-align: center;
  font-size: 0.12rem;
  line-height: 0.25rem;
  /* background-color: #162161; */
  /* color: #fff; */
  background-color: #F1F6F9;
  color: #2e2e2e;
}

/* 联系我们 */
.contact-us {
  width: 100%;
  padding: 0.32rem 0 0.2rem;
  box-sizing: border-box;
  /* background: url(../img/contact_bg.png); */
  background: url(https://www.keensense.cn/static/modules/cms/css/img/footerBg.jpg);
  background-size: 100% 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.contact-us p {
  font-weight: 600;
}

.contact-us span {
  text-align: center;
}

.contact-us .btn {
  height: 0.34rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.12rem;
  color: #5a5b5e;
  margin-top: 0.2rem;
  background-color: #FFFFFF;
  box-sizing: border-box;
  padding: 0 0.14rem;
}

.contact-us .flex-us {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0.18rem auto 0.1rem;
}

.contact-us .flex-us a {
  display: flex;
  margin-right: 0.3rem;
}

.contact-us .flex-us img {
  width: 0.36rem;
}

.contact-us .flex-us a:last-child {
  margin-right: 0;
}

#tools-weixin {
  position: relative;
}

.weixin-display .code {
  display: block !important;
}

#tools-weixin .code {
  position: absolute;
  top: -1.68rem;
  left: 50%;
  transform: translateX(-50%);
  width: 1.6rem;
  height: 1.6rem;
  background-color: #fff;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
  display: none;
}

#tools-weixin .code img {
  width: 100%;
  height: 100%;
}

/* .tools-weixin:active{
  
} */
/* 提示弹窗 */
.mask-tips {
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 99;
}

.mask-tips .mask-content {
  background: rgba(0, 0, 0, 0.8);
  padding: 0.15rem;
  color: #fff;
  font-size: 0.18rem;
  border-radius: 0.05rem;
  width: auto;
  height: auto;
}

#product_contact {
  width: 100%;
  padding: 0.32rem 0 0.2rem;
  background: url(https://www.keensense.cn/static/modules/cms/css/img/footerBg.jpg);
  background-size: 100% 100%;
}

#product_contact .title {
  text-align: center;
}

#product_contact .flex {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 0.14rem;
}

#product_contact .flex span {
  text-align: center;
}

/** banner 标题 size */
.mobile-banner-title {
  font-size: 0.30rem;
  line-height: 0.36rem;
  font-weight: 600;
  margin: 0;
}

/** banner 描述 size */
.mobile-banner-desc {
  font-size: 0.14rem;
  line-height: 0.22rem;
}

/** 标题 size */
.mobile-title {
  height: .48rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .26rem;
  font-weight: 600;
  margin-bottom: 35px;
  position: relative;
}

.mobile-title-bar {
  position: absolute;
  bottom: -11px;
  width: .4rem;
  height: 3px;
  background-color: #3f65fc;
}

/** 中标题 size */
.mobile-smalltitle {
  font-size: 0.24rem;
  line-height: 0.28rem;
  color: #202020;
  font-weight: 600;
}

/** 小标题 size */
.mobile-minititle {
  font-size: 0.19rem;
  line-height: 0.26rem;
  color: #202020;
  font-weight: 500;
}

/** 正文大号size字体 */
.mobile-subtext {
  font-size: 0.18rem;
  line-height: 0.24rem;
  color: #2F2F2F;
}

/** 正文中号size字体 */
.mobile-smalltext {
  font-size: 0.16rem;
  line-height: 0.24rem;
  color: #2F2F2F;
}

/** 正文标准size字体 */
.mobile-text {
  font-size: 0.14rem;
  line-height: 0.2rem;
  color: #5e5e5e;
}

/** 正文mini size字体 */
.mobile-minitext {
  font-size: 0.12rem;
  line-height: 0.2rem;
  color: #5e5e5e;
}

/** 按钮 size */
.mobile-btn {
  font-size: 0.14rem;
}

/** a标签 size */
.mobile-a {
  color: #898989;
  font-size: 0.14rem;
}

/** 标签 size */
.mobile-label {
  font-size: 0.14rem;
  color: #3d3d3d;
}

/** 小号标签 size */
.mobile-minlabel {
  font-size: 0.12rem;
  color: #656565;
}