.piece-grid.cols-1{grid-template-columns:repeat(1,20px)}
.piece-grid.cols-2{grid-template-columns:repeat(2,20px)}
.piece-grid.cols-3{grid-template-columns:repeat(3,20px)}
.piece-grid.cols-4{grid-template-columns:repeat(4,20px)}
.piece-grid.cols-5{grid-template-columns:repeat(5,20px)}
@media(max-width:600px){
  .piece-grid.cols-1{grid-template-columns:repeat(1,14px)}
  .piece-grid.cols-2{grid-template-columns:repeat(2,14px)}
  .piece-grid.cols-3{grid-template-columns:repeat(3,14px)}
  .piece-grid.cols-4{grid-template-columns:repeat(4,14px)}
  .piece-grid.cols-5{grid-template-columns:repeat(5,14px)}
}