.container{
  max-width: 1140px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 50px;
}
body {
    margin: 0px;
}
.grid {
  display: grid;
  gap: 16px;              
  align-items: start;
}

.grid-2 { grid-template-columns: 1fr; } 
.grid-3 { grid-template-columns: 1fr; }
.grid-4 { grid-template-columns: 1fr; }

/* responsive breakpoints */
@media (min-width: 540px) {
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } 
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(3, minmax(0, 1fr)); } 
}

@media (min-width: 1024px) {
  .grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}