* {
  margin: 0;
  padding: 0;
  -webkit-box-sizing: border-box;
          box-sizing: border-box; }

html, body {
  width: 100%;
  min-height: 100%;
  overflow-x: hidden;
  -webkit-user-select: none; }

body {
  font-family: 'Microsoft Yahei';
  font-size: 14px;
  line-height: 1;
  color: #1d1d1d;
  background-color: #fff; }

section {
  display: block; }

ul, ol {
  list-style: none; }

a, button, input, textarea {
  -webkit-tap-highlight-color: transparent; }

.page-wrapper {
  max-width: 750px;
  margin: 0 auto; }
  .page-wrapper > .header {
    width: 100%;
    height: 4.2rem; }
    .page-wrapper > .header a {
      display: block; }
      .page-wrapper > .header a img {
        width: 100%;
        display: block; }

.recommend-buttons {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  width: 100%;
  height: 3.76rem;
  padding-top: .66rem;
  background-color: #fff; }
  .recommend-buttons > .button-group {
    font-size: 0;
    font-size-adjust: none; }
    .recommend-buttons > .button-group:first-child {
      margin-bottom: .55rem; }
    .recommend-buttons > .button-group > a {
      display: inline-block;
      width: 2.45rem;
      height: 1.05rem; }
      .recommend-buttons > .button-group > a:first-child {
        margin-right: .47rem; }
      .recommend-buttons > .button-group > a > img {
        display: block;
        width: 100%; }

.bg-grey {
  background-color: #f1f1f1; }

.product-intro-sec {
  width: 100%;
  padding: .67rem 0 .63rem 0;
  text-align: center; }
  .product-intro-sec > .title {
    font-size: .39rem;
    color: #1d1d1d;
    font-weight: 400;
    margin-bottom: .4rem; }
  .product-intro-sec .list {
    font-size: .26rem;
    color: #1d1d1d;
    line-height: 1.35; }

.product-image > a {
  display: block; }
  .product-image > a > img {
    display: block;
    width: 100%; }

.fz-26 {
  font-size: .26rem; }

.blue {
  color: #0c3660; }

.slogan-btn {
  width: 100%;
  padding: .6rem 0 .64rem; }
  .slogan-btn > img {
    display: block;
    width: 73.46667%;
    margin: 0 auto; }

.product-feature {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-direction: row;
          flex-direction: row;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  position: relative;
  z-index: 222; }
  .product-feature > .item {
    width: 2.2rem;
    height: .96rem;
    line-height: calc(.96rem - 2px);
    border: 1px solid #6c6c6c;
    border-radius: .2rem;
    text-align: center;
    font-size: .3rem;
    color: #1d1d1d; }
    .product-feature > .item:nth-child(2) {
      margin: 0 .06rem; }

.mt-minus {
  margin-top: -.3rem; }

.page-footer {
  background-color: #040a2c;
  padding-bottom: .53rem; }
  .page-footer > img {
    display: block;
    width: 100%; }
  .page-footer > .call-btn {
    display: block;
    margin: 0 auto;
    width: 88%; }
    .page-footer > .call-btn > img {
      width: 100%; }
  .page-footer .copyright {
    font-size: .19rem;
    color: #ffffff;
    text-align: center;
    margin-top: .32rem;
    opacity: .8; }