transtorm scale 不缩放空间，对span等inline 元素无法缩放， zoom 缩放空间，适用于所有元素，兼容性不好。
<!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>
.wrap {
position: relative;
display: flex;
justify-content: center;
align-items: center;
width: 300px;
height: 300px;
border: 1px solid red;
font-size: 33px;
}
.item {
transform: scale(0.5);
}
.wrap1 {
position: relative;
display: flex;
justify-content: center;
align-items: center;
width: 300px;
height: 300px;
border: 1px solid red;
font-size: 33px;
}
.item1 {
zoom: 0.5;
}
</style>
</head>
<body>
<div class="wrap">
aa
<span class="item">bbbbbbb</span>
cc
</div>
<div class="wrap1">
aa
<span class="item1">bbbbbbb</span>
cc
</div>
</body>
</html>
