styles.css

body {
  background-color: rgb(29,30,40);
  
}
.item {
  background-color: #3f4d72;
  color: #7c5c48;
  font-size: xx-large;
  text-align: center;
  font-weight: bold;
  padding-top: 30px;
}

.sub-grid-wrapper {
  display: grid;
  grid-template-columns: repeat(2, 200px);
  grid-column-gap: 10px;
}

.grid-wrapper {
  display: grid;
  grid-template-rows: repeat(2, 100px);
  grid-template-columns: repeat(auto-fit, 410px);
  grid-row-gap: 10px;
  grid-column-gap: 10px;
  max-width: 830px;
  max-height: 210px;
  overflow-y: hidden;
  margin: 0 auto;
}