@media (max-width: 600px) {
    .grid-container { 
      grid-template-columns: auto; 
    }
  
    .oferta {
      width: 300px;
      height: 431px;
    }
  
    .oferta-title{
      font-size: 22px;
    }
    .oferta-pakiet{
      font-size: 18px;
      top:42px;
    }
    .cennik-title{
      font-size: 25px;
    }
  
    .oferta-zasieg{
      top:60px;
    }
  
    .oferta-cena{
      top: 200px;
    }

    .cena-old{
      top:175px;
    }
  
    .oferta-cena.big{
      top:210px;
      font-size:26px;
    }
  
    .rynek-cena{
      top:240px;
      font-size: 16px;
    }
  
    .zadzwon{
      top: 350px;
    }
  
    #wizytowka-info{
      font-size:16px;
    }
  
    .disclaimer{
      font-size: 16px;
    }
    
    .ad-img{
      display: none;
    }

    .ad-container{
      max-width: fit-content;
      margin:20px;
    }

    .kostka-title{
      font-size: 18px;
    }

    .kostka-desc1{
      display: none;
    }

    .kostka-desc1.flota-desc{
      display:contents;
      font-size:14px;
    }

    .kostka-desc2{
      font-size: 14px;
    }

    .efekty-fota{
      width: 140px;
      height: 250px;
    }
    
    .efekty-text{
      font-size: 30px;
    }

    .efekty-bottom{
      font-size:16px;
    }

    .ad-button-container{
      transform: scale(0.7);
    }

    #myjemy-kostke{
      font-size:24px;
    }

    .kostka2-title{
      max-width: fit-content;
      margin:auto;
      font-size:25px;
    }

    .list-item{
      padding: 0;
      font-size: 18px;
    }

    .list-item::marker{
      font-size: 0px;
    }

    .ad-button-container{
      margin-top:0;
    }

    .banner{
      width: 100%;
      border-radius: 0px;
      margin-top:0%;
      border: 0px solid rgba(0,0,0,0.2);
      border-bottom: 1px solid rgba(0,0,0,0.2);
      filter: none;
    }

    .sale-info-container{
      top:110px;
    }
  }