@media (max-width:550px) {
  section.about .title {
    margin-top: 80px;
  }
  section.about .wrapper .inner2 .content-wrap{
    display: block;
  }
  section.about .inner2 .about2.pc {
    display: none;
  }
  section.about .inner2 .about2.sp {
    display: block;
  }
  section.about .inner2 .img-wrap,
  section.about .inner2 .text-wrap {
    margin: 0 auto;
  }
  section.about .inner2 .img-wrap {
    width: 60%;
    margin-bottom: 30px;
  }
  section.about .inner2 .text-wrap {
    width: 100%;
  }
}