@charset "utf-8";
/* CSS Document */
.nav-grid {
  display: grid;
  grid-template-columns: repeat(4, 130px); /* fixed width */
  grid-auto-rows: 30px;                   /* fixed height */
  gap: 20px;                              /* 20px spacing */
  justify-content: center;                /* center grid horizontally */
  align-content: center;                  /* center vertically (if height allows) */
  background: #EEFFCC;
  padding: 10px;
}

.nav-grid a {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 130px;
  height: 30px;
  color: white;
  text-decoration: none;
  background: #444;
  border-radius: 8px;
  transition: 0.3s;
}

.nav-grid a:hover {
  background: #666;
}
@media (max-width: 600px) {
  .nav-grid {
    grid-template-columns: repeat(2, 130px);
  }
}
.nav-grid a.active {
  background: #007bff;
}