flex常用语法
容器常用设置
- flex-direction 主轴的方向(横向纵向)
- justify-content 主轴对其方式(从开始对齐,从结束对齐,居中对齐,两端对齐)
- align-items 交叉轴对齐方式(从开始对齐,从结束对齐,居中对齐,两端对齐)
- flex-wrap 是否换行
子元素
- align-self 子元素在交叉轴的对齐方式
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>flex 画骰子</title>
<style type="text/css">
.box {
width: 200px;
height: 200px;
border: 2px solid #ccc;
border-radius: 10px;
padding: 20px;
display: flex;
justify-content: space-between;
}
.item {
display: block;
width: 40px;
height: 40px;
border-radius: 50%;
background-color: #666;
}
.item:nth-child(2) {
align-self: center;
}
.item:nth-child(3) {
align-self: flex-end;
}
</style>
</head>
<body>
<div class="box">
<span class="item"></span>
<span class="item"></span>
<span class="item"></span>
</div>
</body>
</html>```