.c-detail-box::before {
  content: "";
  display: block;
  position: absolute;
  z-index: 1;
  top: -4px;
  right: 20px;
  left: 20px;
  height: 22px;
  background: url("/assets/images/pages/common/diary_deco.svg") space center/auto 100%;
}
@media (min-width: 768px) {
  .c-detail-box::before {
    top: -12px;
    right: 80px;
    left: 80px;
    height: 56px;
  }
}
.c-detail-box__header .heading {
  position: relative;
  padding-left: 32px;
}
@media (min-width: 768px) {
  .c-detail-box__header .heading {
    padding-left: 36px;
  }
}
.c-detail-box__header .heading::before {
  content: "";
  display: block;
  position: absolute;
  top: 8px;
  left: 0;
  width: 23px;
  height: 22px;
  background: url("/assets/images/pages/common/heading_deco.png") no-repeat center/contain;
}
@media (min-width: 768px) {
  .c-detail-box__header .heading::before {
    top: 13px;
    width: 25px;
    height: 25px;
  }
}