Changes

grid-template-columns: 100px 100px 100px 100px 100px ;

grid-gap: 1.5rem;

list-style: none;

padding: 1rem;

grid-template-columns: 140px 140px 140px;

grid-gap: 1.5rem;

list-style: none;

padding: 0rem;

grid-template-columns: 7em 7em 7em 7em 7em 7em 7em 7em;

grid-gap: 0.2em 0.2em;

overflow: hidden;

padding: 1em 0px;

grid-template-columns: repeat(auto-fit, 140px);

grid-gap: 1.5rem;

overflow: hidden;

padding: 1rem;

grid-template-columns: repeat(auto-fit, minmax(15em, 18em));

grid-gap: 1em;

list-style: none;

padding: 0px;

grid-template-columns: repeat(auto-fit, minmax(15em, 25em));

grid-gap: 1em;

list-style: none;

padding: 0px;