/* =====================
  index concept
===================== */

.concept__col {
  display: -ms-flexbox; /* IE10 */
  display: -webkit-box; /* Android4.3以下、Safari3.1〜6.0 */
  display: -webkit-flex; /* Safari6.1以降 */
  display: flex;
  -webkit-flex-wrap: wrap;          /* Safari etc. */
  -ms-flex-wrap    : wrap;          /* IE10        */
  flex-wrap: wrap;
  -webkit-align-items: center;      /* Safari etc. */
  -ms-align-items    : center;      /* IE10        */
  align-items: center;
  margin: .78125rem auto;
}

.concept__col:last-child {
  margin-bottom: 0;
}

.concept__col .concept__col__img {
  width: 30.769%;
}

.concept__col .concept__col__img img {
  max-width: 100%;
  height: auto;
}

.concept__col .concept__col__title {
  width: calc( 100% - 30.769% - .626rem );
  padding-left: .625rem;
}

/* =====================
  feature
===================== */

.concept__feature {
  margin-bottom: 2.25rem;
}

.concept__feature:last-child {
  margin-bottom: 0;
}

.concept__feature h3 {
  margin: 1.3125rem 0 .9375rem;
}