@media screen and (min-width: 1081px) { 
  .banner-mb {
    display: none;
  }
   .banner-pc a img.lazyloaded {
        display: block;
        width: 900px;
        height: 150px;
        margin: 0 auto;
    }
}

@media screen and (max-width: 1080px) { 
    .banner-pc {
      display: none;
    }
  
     .banner-mb a img.lazyloaded {
       display: block;
        width: 2.8rem;
        height: auto;
        margin: 0 auto;
     }
  }