body {
  background-color: #fff;
}

.article-box {
  padding: 4% 8%;
}

.a-head-title {
  font-size: 38px;
  color: #1A1A1A;
  line-height: 50px;
  font-weight: 500;
  margin-bottom: 24px;
}

.a-content {
  font-size: 18px;
  color: #1A1A1A;
  line-height: 28px;
  margin-bottom: 16px;
}

.a-content1 {
  margin-bottom: 28px;
}

.a-content .bold {
  font-size: 20px;
  font-weight: 500;
}

.a-img {
  width: 100%;
  margin: 16px 0 24px;
}

.a-img1 {
  width: 100%;
  margin: 16px 0 32px;
}

.img-p {
  font-size: 14px;
  color: #666666;
  line-height: 18px;
  text-align: center;
  margin: -16px 0 20px;
}

.a-subtitle {
  font-size: 26px;
  color: #1A1A1A;
  line-height: 30px;
  font-weight: 500;
  padding-top: 40px;
  margin-bottom: 24px;
}

.a-subtitle2 {
  padding-top: 0;
  font-size: 20px;
  line-height: 26px;
  margin-bottom: 16px;
}

.a-ul {
  margin-bottom: 24px;
}

.a-ul li {
  font-size: 18px;
  color: #1A1A1A;
  line-height: 28px;
}

.purple {
  color: #6760CC;
}

.tips {
  font-size: 14px;
  color: #666666;
}

@media(max-width: 1160px) {
  .a-head-title {
    font-size: 34px;
    line-height: 48px;
  }
  .a-content {
    font-size: 18px;
    line-height: 26px;
  }
  .a-content .bold {
    font-size: 20px;
  }
  .a-img {
    margin-bottom: 54px;
  }
  .a-img1 {
    margin-bottom: 27px;
  }
  .a-subtitle {
    font-size: 24px;
    line-height: 28px;
  }
  .a-subtitle2 {
    font-size: 20px;
    line-height: 24px;
  }
  .a-ul li {
    font-size: 18px;
    line-height: 26px;
  }
}

@media(max-width: 750px) {
  .a-head-title {
    font-size: 24px;
    line-height: 36px;
  }
  .a-content {
    font-size: 14px;
    line-height: 24px;
  }
  .a-content .bold {
    font-size: 16px;
  }
  .a-img {
    margin-bottom: 48px;
  }
  .a-img1 {
    margin-bottom: 24px;
  }
  .a-subtitle {
    font-size: 20px;
    line-height: 26px;
  }
  .a-subtitle2 {
    font-size: 16px;
    line-height: 22px;
  }
  .a-ul li {
    font-size: 14px;
    line-height: 24px;
  }
}

@media(max-width: 375px) {
  .a-head-title {
    font-size: 20px;
    line-height: 30px;
  }
  .a-subtitle {
    font-size: 16px;
    line-height: 24px;
  }
  .a-subtitle2 {
    font-size: 14px;
    line-height: 20px;
  }
  .a-img {
    margin-bottom: 38px;
  }
  .a-img1 {
    margin-bottom: 19px;
  }
}