#content {
  span {
    font-size: 16px;
    /* color: #3c4257; */
    line-height: 26px;
    -webkit-font-smoothing: antialiased;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue","Ubuntu";
  }
  .title {
    span {
      font-size: 32px;
      font-weight: 700;
      /* color: rgb(0, 0, 0); */
    }
  }
  h1 {
    span {
      font-size: 24px;
      font-weight: 700;
      /* color: rgb(26, 31, 54); */
    }
  }
  h2 {
    span {
      font-size: 21px;
      font-weight: 700;
      /* color: rgb(26, 31, 54); */
    }
  }
  h3 {
    span {
      font-size: 18px;
      font-weight: 700;
      /* color: rgb(26, 31, 54); */
    }
  }
  a {
      color: rgb(84, 105, 212);
  }
  .c15 {
    font-weight: 500;
  }
}