27-10000 web开发 HTML 块级元素和行级元素
"en"> "UTF-8"> "X-UA-Compatible" content="IE=edge"> "viewport" content="width=device-width, initial-scale=1.0">Document divp
"width: 300px; height: 50px; background-color: green;">p
效果
"en"> "UTF-8"> "X-UA-Compatible" content="IE=edge"> "viewport" content="width=device-width, initial-scale=1.0">Document divp
"width: 300px; height: 50px; background-color: green;">p
效果