/* custom properties */
:root {
  --color-primary: #009b94;
  --color-secondary: #004097;
  --color-link: #193342;
  --color-hover: #009b94;
  --color-white: #fff;
  --color-black: #000;
  --color-gray: #666;
  --color-lightgray: #999;
  --color-lightgray2: #ccc;
  --color-lightgray3: #e4e4e4;
  --color-maintext: #193342;
  --color-subtext: #333;
  --color-bg01: #F3F7FA;
  --color-bg02: #e4f2f2;
  --color-bg03: #BDE5E3;
  --color-bg04: #e8fffe;
  --font-family-sans-serif: YakuHanJPs, Arial, "Helvetica Neue", "Noto Sans JP", sans-serif;
  --font-family-font-awesome: "Font Awesome 5 Free"; }

#page_sintering_p .block_detail, #page_process_p .block_detail {
  padding: 0 4rem 3rem;
  font-size: 1.8rem;
  line-height: 1.8;
  background-color: var(--color-bg01); }
  #page_sintering_p .block_detail.columns, #page_process_p .block_detail.columns {
    display: flex;
    justify-content: space-between;
    column-gap: 3rem; }
    @media screen and (max-width: 767px) {
      #page_sintering_p .block_detail.columns, #page_process_p .block_detail.columns {
        display: block; } }
  @media screen and (max-width: 767px) {
    #page_sintering_p .block_detail, #page_process_p .block_detail {
      padding: 0 2rem 2rem;
      font-size: 1.4rem; } }

.box_txt {
  margin-bottom: 3rem; }
  @media screen and (max-width: 767px) {
    .box_txt {
      margin-bottom: 2rem; } }

.flow.accordion {
  margin-bottom: 2rem; }
  @media screen and (max-width: 767px) {
    .flow.accordion {
      margin-bottom: 1rem; } }
  .flow.accordion dt::after {
    right: 3rem;
    font-size: 2.4rem; }
    @media screen and (max-width: 767px) {
      .flow.accordion dt::after {
        right: 2rem;
        font-size: 1.8rem; } }
  .flow.accordion dd .block_detail {
    padding-top: 0; }

#page_assembly_p .box_img_list {
  justify-content: center; }
  #page_assembly_p .box_img_list > li {
    width: calc(50% - 2rem); }

#page_quality .block_detail {
  width: 100%;
  max-width: 640px;
  margin-left: auto;
  margin-right: auto; }
#page_quality .box_img_list {
  justify-content: center; }
  @media screen and (max-width: 767px) {
    #page_quality .box_img_list {
      display: block; } }
  #page_quality .box_img_list > li {
    display: flex;
    gap: 2rem;
    padding: 2em;
    background-color: var(--color-bg01); }
    @media screen and (max-width: 767px) {
      #page_quality .box_img_list > li {
        width: 100%;
        margin-bottom: 2rem; } }
    #page_quality .box_img_list > li .img {
      width: 120px;
      flex-shrink: 0; }