html,
body {
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

h1,
h2,
h3,
h4,
dd,
dl,
dt {
  margin: 0;
}

a {
  text-decoration: none;
}

img {
  vertical-align: middle;
}

html {
  font-size: 14px;
}

body {
  color: #333333;
  background: white;
}

body,
a,
input,
button {
  font-size: 0.86rem;
}

input,
button {
  outline: none;
}
small {
  min-height: 4rem;
}

@media screen and (min-width: 319.95px) {
  html {
    font-size: 15px;
  }
}

@media screen and (min-width: 341.28px) {
  html {
    font-size: 16px;
  }
}

@media screen and (min-width: 362.61px) {
  html {
    font-size: 17px;
  }
}

@media screen and (min-width: 383.94px) {
  html {
    font-size: 18px;
  }
}

@media screen and (min-width: 405.27px) {
  html {
    font-size: 19px;
  }
}

@media screen and (min-width: 426.6px) {
  html {
    font-size: 20px;
  }
}

@media screen and (min-width: 447.93px) {
  html {
    font-size: 21px;
  }
}

@media screen and (min-width: 469.26px) {
  html {
    font-size: 22px;
  }
}

@media screen and (min-width: 490.59px) {
  html {
    font-size: 23px;
  }
}

@media screen and (min-width: 511.92px) {
  html {
    font-size: 24px;
  }
}

@media screen and (min-width: 533.25px) {
  html {
    font-size: 25px;
  }
}

@media screen and (min-width: 554.58px) {
  html {
    font-size: 26px;
  }
}

@media screen and (min-width: 575.91px) {
  html {
    font-size: 27px;
  }
}

@media screen and (min-width: 597.24px) {
  html {
    font-size: 28px;
  }
}

@media screen and (min-width: 618.57px) {
  html {
    font-size: 29px;
  }
}

@media screen and (min-width: 639.9px) {
  html {
    font-size: 30px;
  }
}

.tips {
  background: #ffe8e8;
  color: #838383;
  text-align: left;
  padding: 1rem;
  margin: 0 0.86rem 0.7rem;
  border-radius: 0.4rem;
  line-height: 1.3rem;
}

.product {
  display: block;
  background: white;
  border-radius: 0.4rem;
  padding: 1rem 0.8rem;
  overflow: hidden;
  color: #333;
}

.product .cover {
  text-align: center;
  margin-bottom: 0.8rem;
  float: left;
  width: 8rem;
  overflow: hidden;
}
.product .cover > img {
  max-width: 100%;
  height: 6rem;
  float: left;
}
.product .index-cover > img {
  max-width: 100%;
  height: 6rem;
  float: none;
}
.product .tags {
  overflow: hidden;
  margin-bottom: 0.4rem;
}
.product .tags .tag {
  float: left;
  background: #333333;
  border-radius: 0.2rem;
  color: white;
  padding: 0.1rem 0.3rem;
  margin-right: 0.3rem;
  font-size: 0.7rem;
}
.product h4 {
  margin-bottom: 0.4rem;
}
.product small {
  display: block;
  margin-bottom: 0.4rem;
  color: #999999;
}
.product .price {
  height: 30px;
  line-height: 30px;
  overflow: hidden;
  color: #ff1415;
  vertical-align: middle;
}
.product .price .amount {
  float: left;
  font-size: 1.2rem;
  font-weight: bold;
}
.product .price .sales {
  float: left;
}

.wrapper {
  position: relative;
  max-width: 700px;

  margin: 0 auto;
  background: #f7f7f7;
  overflow-y: hidden;
  box-shadow: 0 0 2rem rgba(0, 0, 0, 0.2);
}
.banner {
  margin-bottom: 0.8rem;
}

.nav {
  overflow: hidden;
  zoom: 1;
  padding: 0 0.86rem;
  margin-bottom: 1rem;
}
.nav .nav-item {
  float: left;
  overflow: hidden;
  width: 50%;
  box-sizing: border-box;
}
.nav .nav-item > a {
  padding: .625rem 0px;
  box-sizing: border-box;
  border-radius: 0.4rem;
  background: white;
  text-align: center;
  display: block;
  text-decoration: none;
  color: #333333;
}
.nav .nav-item.iphone {
  padding-right: 0.43rem;
}
.nav .nav-item.android {
  padding-left: 0.43rem;
}

.nav .nav-item dl {
  display: inline-block;
  padding: 0.4rem;
}
.nav .nav-item dl dt {
  float: left;
  margin-right: 0.4rem;
}
.nav .nav-item dl dt > img {
  width: 2.2rem;
  height: 2.2rem;
}
.nav .nav-item dl dd {
  float: left;
  text-align: left;
}
.nav .nav-item dl dd h3 {
  height: 1rem;
  line-height: 1rem;
  font-size: 1rem;
  font-weight: normal;
}
.nav .nav-item dl dd small {
  height: 1rem;
  line-height: 1rem;
  font-size: 0.7rem;
}

.banner > img {
  height: 10rem;
}

.products {
  margin-left: 0.86rem;
}

.product-wrap {
  float: left;
  box-sizing: border-box;
  padding-right: 0.86rem;
  margin-bottom: 0.86rem;
  position:relative;
}
.product-wrap.multi {
  width: 50%;
}
.product-wrap.multi .cover {
  width: 100%;
  clear: left !important;
}

.footer {
  text-align: center;
  padding: 0.8rem 0.86rem;
  color: #999;
  line-height: 1.3rem;
}
.footer,
.footer a {
  font-size: 0.7rem;
}
.footer a {
  color: #333;
}

.clickT{
    cursor: pointer;
}