.buyMask {
    /* display: none; */
    z-index: 1003 ;
    position: relative;
    position: fixed;
    width: 100%;
    height: 100%;
    max-width: 750px;
    top: 0;
    left: 0;
  }
  .buyMask .bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.6);
  }
  .buyMask .center {
    position: relative;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: #fff;
    border-radius: 0.5rem 0.5rem 0 0;
    --animate-duration: 0.5s;
  }
  .buyMask .center .close {
    position: absolute;
    right: 0.3rem;
    top: 0.3rem;
  }
  .buyMask .center .close img {
    display: block;
    width: 0.33rem;
  }
  .buyMask .center h4 {
    margin: 0;
    padding: 0.36rem 0 0.37rem;
    font-size: 0.28rem;
    text-align: center;
    color: #333333;
    background-color: #f6f6f6;
    border-radius: 0.5rem 0.5rem 0 0;
  }
  .buyMask .center .advantage {
    box-sizing: border-box;
    margin: 0;
    display: -webkit-box;
    /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;
    /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox;
    /* 混合版本语法: IE 10 */
    display: -webkit-flex;
    /* 新版本语法: Chrome 21+ */
    display: flex;
    /* 新版本语法: Opera 12.1, Firefox 22+ */
    flex-wrap: wrap;
    padding-bottom: 0.2rem;
    background-color: #f6f6f6;
  }
  .buyMask .center .advantage li {
    box-sizing: border-box;
    display: -webkit-box;
    /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;
    /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox;
    /* 混合版本语法: IE 10 */
    display: -webkit-flex;
    /* 新版本语法: Chrome 21+ */
    display: flex;
    /* 新版本语法: Opera 12.1, Firefox 22+ */
    flex-wrap: wrap;
    margin-bottom: 0.26rem;
    width: 50%;
    font-size: 0.28rem;
    color: #000;
    align-items: center;
  }
  .buyMask .center .advantage li:nth-of-type(1) {
    padding-left: 0.8rem;
  }
  .buyMask .center .advantage li:nth-of-type(1) img {
    margin-right: 0.2rem;
    width: 0.71rem;
  }
  .buyMask .center .advantage li:nth-of-type(2) {
    padding-left: 0.2rem;
  }
  .buyMask .center .advantage li:nth-of-type(2) img {
    margin-right: 0.3rem;
    width: 0.58rem;
  }
  .buyMask .center .advantage li:nth-of-type(3) {
    padding-left: 0.8rem;
  }
  .buyMask .center .advantage li:nth-of-type(3) img {
    margin-right: 0.3rem;
    margin-left: 0.06rem;
    width: 0.59rem;
  }
  .buyMask .center .advantage li:nth-of-type(4) {
    padding-left: 0.2rem;
  }
  .buyMask .center .advantage li:nth-of-type(4) img {
    margin-right: 0.3rem;
    width: 0.58rem;
  }
  .buyMask .center .pay {
    padding: 0.22rem 0.8rem 0.13rem;
  }
  .buyMask .center .pay .pay-item {
    display: -webkit-box;
    /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;
    /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox;
    /* 混合版本语法: IE 10 */
    display: -webkit-flex;
    /* 新版本语法: Chrome 21+ */
    display: flex;
    /* 新版本语法: Opera 12.1, Firefox 22+ */
    flex-wrap: wrap;
    position: relative;
    margin-bottom: 0.3rem;
    padding: 0 0.4rem 0 0.3rem;
    height: 1.07rem;
    align-items: center;
    border-radius: 0.2rem;
    border: solid 0.03rem #d4d4d4;
  }
  .buyMask .center .pay .pay-item .check {
    display: none;
    position: absolute;
    right: -1px;
    bottom: -1px;
    width: 0.7rem;
  }
  .buyMask .center .pay .pay-item i {
    position: absolute;
    display: block;
    top: -0.26rem;
    left: -1px;
    width: 1rem;
    height: 0.52rem;
    font-size: 0.24rem;
    color: #fff;
    text-align: center;
    line-height: 0.52rem;
    background: linear-gradient(90deg, #ff4200, #ff9b25);
    border-radius: 0.1rem;
  }
  .buyMask .center .pay .pay-item span {
    width: 1.5rem;
    font-size: 0.28rem;
    color: #333333;
    line-height: 0.28rem;
  }
  .buyMask .center .pay .pay-item b {
    font-size: 0.36rem;
    color: #fa5e00;
    line-height: 0.36rem;
  }
  .buyMask .center .pay .pay-item p {
    margin-left: auto;
    font-size: 0.28rem;
    color: #999999;
    line-height: 0.28rem;
  }
  .buyMask .center .pay .pay-item.active {
    border-color: #ff9623;
    box-shadow: 2.9px 5.2px 6px 0px rgba(0, 0, 0, 0.14);
  }
  .buyMask .center .pay .pay-item.active .check {
    display: block;
  }
  .buyMask .center .pay .pay-item:last-of-type {
    margin-bottom: 0;
  }
  .buyMask .center .agreement {
    display: -webkit-box;
    /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;
    /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox;
    /* 混合版本语法: IE 10 */
    display: -webkit-flex;
    /* 新版本语法: Chrome 21+ */
    display: flex;
    /* 新版本语法: Opera 12.1, Firefox 22+ */
    flex-wrap: wrap;
    margin-bottom: 0.3rem;
    font-size: 0.24rem;
    color: #666666;
    align-items: center;
    justify-content: center;
  }
  .buyMask .center .agreement img {
    margin-right: 0.13rem;
    width: 0.24rem;
  }
  .buyMask .center .agreement a {
    text-decoration: none;
    color: #ff9b25;
  }
  .buyMask .center #wxpay {
    display: -webkit-box;
    /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;
    /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox;
    /* 混合版本语法: IE 10 */
    display: -webkit-flex;
    /* 新版本语法: Chrome 21+ */
    display: flex;
    /* 新版本语法: Opera 12.1, Firefox 22+ */
    flex-wrap: wrap;
    margin: 0 auto 0.2rem;
    width: 5.53rem;
    height: 0.88rem;
    font-size: 0.3rem;
    color: #fff;
    background-color: #00c800;
    border-radius: 43.73px;
    align-items: center;
    justify-content: center;
    text-decoration: inherit;
  }
  .buyMask .center #wxpay img {
    margin-right: 0.3rem;
    width: 0.65rem;
  }
  .buyMask .center #alipay {
    display: -webkit-box;
    /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;
    /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox;
    /* 混合版本语法: IE 10 */
    display: -webkit-flex;
    /* 新版本语法: Chrome 21+ */
    display: flex;
    /* 新版本语法: Opera 12.1, Firefox 22+ */
    flex-wrap: wrap;
    margin: 0 auto 0.2rem;
    width: 5.53rem;
    height: 0.88rem;
    font-size: 0.3rem;
    color: #fff;
    background-color: #37a3ff;
    border-radius: 43.73px;
    align-items: center;
    justify-content: center;
    text-decoration: inherit;
  }
  .buyMask .center #alipay img {
    margin-right: 0.3rem;
    width: 0.54rem;
  }


  .discountMask {
    display: none;
    z-index: 1003 ;
    position: relative;
    position: fixed;
    width: 100%;
    height: 100%;
    max-width: 750px;
    top: 0;
    left: 0;
  }
  .discountMask .bg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: rgba(0, 0, 0, 0.6);
  }
  .discountMask .center {
    box-sizing: border-box;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    transform: translate(-50%, -50%);
    padding: 0 0.6rem;
  }
  .discountMask a {
    display: -webkit-box;
    /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;
    /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox;
    /* 混合版本语法: IE 10 */
    display: -webkit-flex;
    /* 新版本语法: Chrome 21+ */
    display: flex;
    /* 新版本语法: Opera 12.1, Firefox 22+ */
    flex-wrap: wrap;
    position: relative;
    width: 100%;
  }
  .discountMask a.close {
    margin-bottom: 0.1rem;
    justify-content: flex-end;
  }
  .discountMask a.close img {
    width: 0.36rem;
  }
  .discountMask a.box {
    position: relative;
  }
  .discountMask a.box img {
    width: 100%;
  }
  .discountMask a.box p {
    display: -webkit-box;
    /* 老版本语法: Safari, iOS, Android browser, older WebKit browsers. */
    display: -moz-box;
    /* 老版本语法: Firefox (buggy) */
    display: -ms-flexbox;
    /* 混合版本语法: IE 10 */
    display: -webkit-flex;
    /* 新版本语法: Chrome 21+ */
    display: flex;
    /* 新版本语法: Opera 12.1, Firefox 22+ */
    flex-wrap: wrap;
    position: absolute;
    margin: 0;
    bottom: 0.8rem;
    left: 50%;
    transform: translateX(-50%);
    width: 4rem;
    height: 0.98rem;
    background-image: linear-gradient(0deg, #ffe4b9 0%, #fffbea 100%), linear-gradient(#ffffff, #ffffff);
    box-shadow: 2.4px 4.4px 12px 0px rgba(0, 0, 0, 0.29);
    border-radius: 48.5px;
    font-size: 0.46rem;
    font-weight: bold;
    color: #da3431;
    align-items: center;
    justify-content: center;
  }


  
  @media screen and (max-width: 375px) {
    .buyMask .center h4 {
      padding: 0.3rem 0 0.2rem;
    }
    .buyMask .center .advantage {
      padding-bottom: 0;
    }
    .buyMask .center .advantage li {
      margin-bottom: 0.2rem;
    }
    .buyMask .center .pay .pay-item {
      height: 0.8rem;
    }
    .buyMask .center .agreement {
      margin-bottom: 0.2rem;
    }
    .buyMask .center #wxpay,
    .buyMask .center #alipay {
      height: 0.8rem;
    }
  }