代码
提交代码
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
.demo{
display:grid;
grid-template-columns: 150px 150px;
grid-template-rows: 100px;
color:#fff;
text-align: center;
}
.item:nth-of-type(1){
background: red;
}
.item:nth-of-type(2){
background: green;
}
.item:nth-of-type(3){
background: purple;
}
</style>
</head>
<body>
<div class="demo">
<div class="item">1</div>
<div class="item">2</div>
<div class="item">3</div>
</div>
</body>
</html>
运行结果