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<!DOCTYPE html> <html> <head> <style> .grid-container { display: grid; grid-template-columns: auto auto auto; grid-gap: 10px; background-color: #2196F3; padding: 10px; } .grid-container > div { background-color: rgba(255, 255, 255, 0.8); text-align: center; padding: 20px 0; font-size: 30px; } .item1 { grid-row: 1 / span 2; } </style> </head> <body> <h1>使用 JavaScript 更改网格行</h1> <p>点击按钮重新排列“item1”的位置：</p> <p><button onclick="myFunction()">移动 item1</button></p> <div class="grid-container"> <div class="item1" id="myDIV">1</div> <div class="item2">2</div> <div class="item3">3</div> <div class="item4">4</div> <div class="item5">5</div> <div class="item6">6</div> <div class="item7">7</div> <div class="item8">8</div> </div> <script> function myFunction() { document.getElementById("myDIV").style.gridRow = "2 / span 2"; } </script> </body> </html>