body {
  background-image: url("/img/mobile-bg@3x.png");
  font-family: Arial, sans-serif;
  background-size: 100% 100%;
  background-repeat: no-repeat;
  color: #333;
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  min-height: 100vh;
  box-sizing: border-box;
}

.container {
  text-align: center;
  display: flex;
  flex-wrap: wrap;
  flex-direction: column;
  justify-content: center;
}

.banner {
  display: none;
}

.header {
  width: 234px;
  height: 31px;
  margin-top: 120px;
  margin-left: auto;
  margin-right: auto;
}

.download-button {
  flex-shrink: 0;
  width: 13px;
  height: 13px;
  margin-right: 17px;
  margin-left: auto;
  background-image: url("../img/download-icon@3x.png");
  background-size: cover;
}

#download-container {
  margin-top: 122px;
  display: flex;
  flex-direction: column;
}

.platform {
  margin-bottom: 20px;
  margin-left: auto;
  margin-right: auto;
  width: 304px;
  height: 68px;
  background: #FFFFFF;
  display: flex;
  align-items: center;
  color: inherit; /* 继承父元素的文本颜色 */
  text-decoration: none; /* 去除下划线 */
  font-style: normal; /* 重置字体样式为正常 */
}

.icon {
  flex-shrink: 0;
  background: #1c85e8;
  height: 36px;
  width: 36px;
  padding: 0;
  border-radius: 50%;
  margin-left: 21px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.platform-icon {
  width: 21px;
  height: 21px;
}

.platform-text {
  margin-left: 18px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.platform-text > .title {
  font-family: Roboto, serif;
  font-size: 13px;
  font-weight: 400;
  font-stretch: normal;
  font-style: normal;
  line-height: normal;

}

.platform-text > .description {
  font-family: Roboto, serif;
  font-size: 9px;
  font-weight: 400;
  font-stretch: normal;
  font-style: normal;
  line-height: normal;
  margin-top: 4px;
}

@media (min-width: 601px) and (max-width: 900px) {
  body {
    background-image: url("../img/pad-bg@3x.png");
  }
}

@media (min-width: 901px) {
  body {
    background-image: url("../img/pc-bg@3x.png");
  }

  /*  .banner {
      background: #000;
      height: 52px;
      width: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
    }*/
  .banner > img {
    width: 165px;
    height: 25px;
  }

  .header {
    width: 517px;
    height: 68px;
    margin-top: 172px;
  }

  #download-container {
    margin-top: 128px;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
  }

  .platform {
    width: 670px;
    height: 150px;
    margin-right: 40px;
    margin-left: unset;
  }

  .platform:nth-child(2n) {
    margin-right: 0;
  }

  .icon {
    width: 80px;
    height: 80px;
  }

  .platform-icon {
    width: 46px;
    height: 46px;
  }

  .platform-text > .title {
    font-size: 28px;
  }

  .platform-text > .description {
    margin-top: 8px;
    font-size: 20px;
  }

  .download-button {
    width: 30px;
    height: 30px;
  }
}