.container2{
  width: 80%;
  border: 1px solid black;
  padding-top: 20px;
  padding-bottom: 20px;
  background-color: white;
}
.grid{
  display: grid;
  grid-template-columns: auto;
  grid-template-rows: auto;
  grid-gap: 20px;
  
}

.item{ 
  border: 3px solid rgb(3, 3, 70);
  background-color: white;
  justify-content: center;
  display: flex;
  align-items: center;
  height: auto;
}
.item img{ 
  width: 100%;
}
.item h3{
  padding: 1% 5%;
  color: grey;
  width: 100%;
  height: auto;
}

@media all and (min-width: 670px){
  .container2{
    width: 100%;
  }
  .grid{
    grid-template-columns: 1fr 1fr;
    grid-auto-rows: min-content;
    grid-gap: 10px;
  }
}

@media all and (min-width: 900px){
  .grid{
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto;
  }
}