<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
/* 块: 独占一行; 宽度默认是父级100%; 添加宽度都生效 */
div {
width: 300px;
height: 300px;
background-color: pink;
/* 行内块 */
/* display: inline-block; */
/* 行内 */
display: inline;
}
</style>
</head>
<body>
<div>11111</div>
<div>22222</div>
</body>
</html>