.section {
  background: url(../img/common/bg_sky.jpg) no-repeat center top;
  background-size: cover;
  padding-bottom: 10rem;
}
.section .section-inner {
  max-width: 880px;
  width: 90%;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 0.645fr 1fr;
  grid-template-rows: repeat(2, auto) 1fr;
  -webkit-column-gap: 2.7rem;
     -moz-column-gap: 2.7rem;
          column-gap: 2.7rem;
}
.section .section-inner .img {
  grid-row: span 3;
}
.section:first-of-type {
  margin-top: 4rem;
}
.section:nth-child(even) .section-inner {
  grid-template-columns: 1fr 0.645fr;
}
.section:nth-child(even) .section-inner .img {
  -webkit-box-ordinal-group: 2;
      -ms-flex-order: 1;
          order: 1;
}
.section:nth-child(even) .section-inner .title {
  -webkit-box-ordinal-group: 3;
      -ms-flex-order: 2;
          order: 2;
}
.section:nth-child(even) .section-inner .text {
  -webkit-box-ordinal-group: 4;
      -ms-flex-order: 3;
          order: 3;
}
.section .title {
  -webkit-font-feature-settings: "palt";
          font-feature-settings: "palt";
  font-size: 1.8rem;
  line-height: 1.4;
  letter-spacing: 0.1em;
  background-color: #fff;
  border: 1px solid #000;
  text-align: center;
  padding: 4rem 0.5rem;
}
.section .img .note {
  position: static;
  text-align: right;
  margin-top: 5px;
}
.section .text {
  font-size: 13px;
  line-height: 2;
  margin-top: 2rem;
}

@media (max-width: 520px) {
  .section {
    padding-bottom: 6rem;
  }
  .section .section-inner {
    grid-template-columns: 1fr;
  }
  .section .section-inner .title {
    margin-top: 3rem;
    padding: 2rem 1rem;
  }
  .section .section-inner .img {
    grid-row: span 1;
    margin-top: 3rem;
  }
  .section .section-inner .text {
    line-height: 1.8;
  }
  .section:nth-child(even) .section-inner {
    grid-template-columns: 1fr;
  }
  .section:nth-child(even) .section-inner .img {
    -webkit-box-ordinal-group: 3;
        -ms-flex-order: 2;
            order: 2;
  }
  .section:nth-child(even) .section-inner .title {
    -webkit-box-ordinal-group: 2;
        -ms-flex-order: 1;
            order: 1;
  }
}