.p-main--agency {
  background-image: url(/assets/img/advertiser/img_main_advertiser_sp.png);
  background-position: top -14px right -40px;
  background-size: 100%;
}

@media screen and (min-width: 600px) {
  .p-main--agency {
    background-image: url(/assets/img/advertiser/img_main_advertiser_pc.png);
    background-position: top -38px right -160%;
    background-size: 86%;
  }
}

@media screen and (min-width: 960px) {
  .p-main--agency {
    background-image: url(/assets/img/advertiser/img_main_advertiser_pc.png);
    background-position: top -38px left calc(50% + 480px);
    background-size: 960px;
  }
}