.pbPage #mainArea {
  /*
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  /*
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  /*
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  /*
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  /*
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  /*
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  .pbPage #mainArea .hero {
    background: url(../img/hero_bgi_img01_pc.png) no-repeat 50% 100%;
    background-size: cover; }
  @media (max-width: 960px) and (min-width: 768px) {
    .pbPage #mainArea .hero {
      background: url(../img/hero_bgi_img01_pc.png) no-repeat 50% 100%;
      background-size: cover; } }
  @media (max-width: 768px) {
    .pbPage #mainArea .hero {
      background: url(../img/hero_bgi_img01_sp.png) no-repeat 50% 0%;
      background-size: cover; } }