/* /style.css (grid controls if you want tighter 3-up layout) */
.grid{
  width:100%;
  max-width:1200px;
  margin:32px auto;
  padding:0 16px 24px;
  display:grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap:24px;
}
@media (max-width: 960px){
  .grid{ grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 720px){
  .grid{ grid-template-columns: 1fr; }
}