.clearfix {
  *zoom: 1; }
  .clearfix:after {
    content: "";
    display: table;
    clear: both; }

/* ------------------------------
button
------------------------------ */
/* ------------------------------
mid_idx
------------------------------ */
article#mid_idx #section01 {
  width: 1000px;
  padding: 35px 0 50px;
  margin: 0 auto; }
  @media only screen and (max-width: 480px) {
    article#mid_idx #section01 {
      box-sizing: border-box;
      width: 100%;
      padding: 30px 10px; } }
  article#mid_idx #section01 h2 {
    font-size: 26px;
    color: #87ABD1;
    font-weight: normal;
    margin: 0 0 20px; }
    @media only screen and (max-width: 480px) {
      article#mid_idx #section01 h2 {
        font-size: 24px;
        line-height: 110%; } }
  article#mid_idx #section01 h3 {
    background-color: #8BB1D8;
    color: #FFF;
    font-size: 22px;
    font-weight: normal;
    padding: 10px 15px;
    margin: 0 0 30px 30px; }
    @media only screen and (max-width: 480px) {
      article#mid_idx #section01 h3 {
        margin: 0 0 20px;
        font-size: 18px;
        padding: 10px; } }
    article#mid_idx #section01 h3:nth-of-type(2) {
      background-color: #6cc; }
    article#mid_idx #section01 h3:nth-of-type(3) {
      background-color: #c9c; }
  article#mid_idx #section01 ul {
    padding: 0 0 30px 50px; }
    @media only screen and (max-width: 480px) {
      article#mid_idx #section01 ul {
        padding: 0 0 30px 10px; } }
    article#mid_idx #section01 ul li {
      list-style-type: disc;
      margin: 0 0 10px 15px; }

/* ------------------------------
mid_career
------------------------------ */
article#mid_career #section01,
article#mid_career #section02 {
  width: 1000px;
  padding: 35px 0 60px;
  margin: 0 auto; }
  @media only screen and (max-width: 480px) {
    article#mid_career #section01,
    article#mid_career #section02 {
      box-sizing: border-box;
      width: 100%;
      padding: 30px 10px; } }
  article#mid_career #section01 h2,
  article#mid_career #section02 h2 {
    font-size: 26px;
    color: #87ABD1;
    font-weight: normal;
    line-height: 135%;
    margin: 0 0 15px; }
    @media only screen and (max-width: 480px) {
      article#mid_career #section01 h2,
      article#mid_career #section02 h2 {
        font-size: 24px;
        line-height: 110%; } }
    article#mid_career #section01 h2 span,
    article#mid_career #section02 h2 span {
      font-size: 20px; }
      @media only screen and (max-width: 480px) {
        article#mid_career #section01 h2 span,
        article#mid_career #section02 h2 span {
          display: block;
          font-size: 16px; } }
  article#mid_career #section01 dl,
  article#mid_career #section02 dl {
    box-sizing: border-box;
    width: 100%;
    display: table;
    border: 1px solid #ccc;
    border-bottom: none; }
    @media only screen and (max-width: 480px) {
      article#mid_career #section01 dl,
      article#mid_career #section02 dl {
        display: block; } }
    article#mid_career #section01 dl:last-of-type,
    article#mid_career #section02 dl:last-of-type {
      border-bottom: 1px solid #ccc;
      margin: 0 0 40px; }
      @media only screen and (max-width: 480px) {
        article#mid_career #section01 dl:last-of-type,
        article#mid_career #section02 dl:last-of-type {
          margin: 0 0 20px; } }
    article#mid_career #section01 dl dt,
    article#mid_career #section02 dl dt {
      box-sizing: border-box;
      width: 15%;
      display: table-cell;
      border-right: 1px solid #ccc;
      padding: 10px 15px;
      line-height: 135%;
      background: #eee; }
      @media only screen and (max-width: 480px) {
        article#mid_career #section01 dl dt,
        article#mid_career #section02 dl dt {
          width: 100%;
          display: block;
          padding: 10px;
          border-right: none;
          border-bottom: 1px solid #ccc;
          font-weight: bold; } }
    article#mid_career #section01 dl dd,
    article#mid_career #section02 dl dd {
      box-sizing: border-box;
      width: 85%;
      display: table-cell;
      padding: 10px 15px;
      line-height: 135%; }
      @media only screen and (max-width: 480px) {
        article#mid_career #section01 dl dd,
        article#mid_career #section02 dl dd {
          width: 100%;
          display: block;
          padding: 10px; } }
      article#mid_career #section01 dl dd p,
      article#mid_career #section02 dl dd p {
        margin: 0 0 10px; }
        article#mid_career #section01 dl dd p:last-child,
        article#mid_career #section02 dl dd p:last-child {
          margin: 0; }
article#mid_career #section02 {
  padding: 0 0 60px; }
  @media only screen and (max-width: 480px) {
    article#mid_career #section02 {
      padding: 0 10px 30px; } }
  article#mid_career #section02 h2 {
    padding: 105px 0 0;
    margin: -105px 0 15px; }
    @media only screen and (max-width: 480px) {
      article#mid_career #section02 h2 {
        margin: 0 0 15px;
        padding: 55px 0 0; } }