.contentswidthnarrow {
  background-image: url(../images/bg_campaign02.png);
  padding: 10px;
}

.btn_area {
  max-width: 1000px;
  display: flex;
  justify-content: space-between;
  margin: 0 auto 20px;
}

.mgt30 {
  margin-top: 30px !important;
}

.pdb30 {
  padding-bottom: 30px !important;
}

.pc-only {
  display: block;
  margin: auto;
}
.sp-only {
  display: none;
}

/* mediaqueries
------------------------------------------------ */
@media screen and (max-width: 768px) {
  .pc-only {
    display: none;
  }
  .sp-only {
    display: block;
  }
}