@media screen and (max-width: 768px) {
  .solution-aa {
    /* width: 73%; */
    width: 100%;
  }

  .chemistry_lf {
    display: none;
  }

  .article ul li {
    display: block;
  }

  .solution_pos {
    /* font-size: 0.16rem; */
    font-size: 16px;
  }

  .banner .banner_06 .furui {
    font-size: 18px;
    margin-top: 0.125rem;
  }

  .chemistry {
    margin: 0 auto;
    /* padding: 0 15px; */
    max-width: 416px;
    /* padding-left: 0.16rem; */
    margin-left: 0.1rem;
    width: 96%;
  }

  .atyle-img img {
    width: 100%;

  }

  .foo_cc .foo_ul {
    display: flex;
    margin: 0 auto;
    max-width: 416px;
    padding-left: 0.2rem;
    flex-wrap: wrap;
    flex-direction: column;

  }

  .foo_cc {
    /* height: 493px; */
    height: auto;

  }

  .foo_cc .chemistry_bottom {
    display: block;
    font-size: 0.07rem;
    padding-left: 0.1rem;
    margin-top: 0.1rem;
    width: 100%;
    margin: auto;
    line-height: .46rem;
    margin-top: .3rem;
    padding-bottom: .4rem;
  }

  .foo_ul {
    font-size: 0.07rem;
  }

  .foo_cc .foo_ul li .text {
    font-size: 0.1rem;
    line-height: inherit;
    margin-bottom: .2rem;
    font-size: .30rem;
  }

  .chemistry_bottom {
    width: 20rem;
  }

  .foo_ul li:nth-child(2),
  .foo_ul li:nth-child(3),
  .foo_ul li:nth-child(1) {
    margin-bottom: 0.1rem;
    width: 2rem;
  }

  .foo_cc .last_cc {
    width: 100%;
  }

  .foo_cc .foo_ul li .lianxi {
    display: flex;
    /* width: 174%; */
    width: 100%;
  }

  .foo_ul li {
    font-size: .24rem;
    margin-top: .3rem;
  }

  .context_cc>div {
    margin-bottom: .1rem;
    font-weight: 700;
  }

  .chemistry_fr .vvv_01 ul li {
    width: 100%;
    margin-right: 0;
  }

}