.miniatura{
    padding: 5px;
    margin: 10px;
    flex: auto 1 25%;
    border-color: #ffc600;
    border-width: 2px ;
    border-style:solid;
    max-width: 400px;
    box-sizing: content-box;
  }

  .miniatura:hover{
    scale:1.05;
  }