宽度为25%的四个节点彼此不相邻？

<div class="grid-container">
  <div class="grid-item">1</div>
  <div class="grid-item">2</div>
  <div class="grid-item">3</div>
  <div class="grid-item">4</div>
</div>

.grid-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-gap: 10px;
}

.grid-item {
  background-color: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.8);
  padding: 20px;
  font-size: 32px;
  text-align: center;
}

.grid-item:nth-child(1) {
  grid-column: 1;
}

.grid-item:nth-child(2) {
  grid-column: 3;
}

.grid-item:nth-child(3) {
  grid-column: 5;
}

.grid-item:nth-child(4) {
  grid-column: 7;
}