.page-node-98 #materialy{
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
 /* flex-basis: 30%;*/
  justify-content: center;
  align-items: stretch;
  align-content: stretch;
  float: left;
  
}
.page-node-98 .flex-items:nth-child(1), .page-node-98 .flex-items:nth-child(2), .page-node-98 .flex-items:nth-child(3) {
  display: block;
  flex-grow: 1;
  flex-basis: calc(100% / 3);
  flex-shrink: 1;
  align-self: auto;
  float: left;
  
  background-color: rgba(59, 181, 242, 1);
/*background-image:url(https://img.icons8.com....*/
  background-size: auto;
  background-position: left top;
  background-repeat: repeat;
  border: 5px solid white;
}
.flex-items h3 {
  text-align: center;
  font-weight: bold;
}

.iitem a {
  color: white;
}

#materialy p {
 /* padding: 0 10px; */
  text-align: center;
  color: white;
  float: left;
}

.blok-srodek{
  display:flex;
  flex-direction: column;
height: calc(100% + 70px);
float: left;
  

}

.iitem{
  flex: 1 1;
}

.banner-background {
    background-size: cover;
    background-position: 24% 80%;
    background-repeat: no-repeat;
}
@media (max-width: 999px) /* jak sie zachowa gdy bedzie rozna szerokosc ekranu*/{
  .page-node-98 #materialy {
    flex-direction: column;
  }
}
  
.page-node-98 .flex-items:nth-child(1), .page-node-98 .flex-items:nth-child(2), .page-node-98 .flex-items:nth-child(3){
  margin: 10px 0;
  
}

/*.page-node-98 .flex-items:nth-child(1){*/
  
  


/*.page-node-98 .flex-items:nth-child(2), .page-node-98 .flex-items:nth-child(3) */