div和span的区别_html/css_WEB-ITnose
<!DOCTYPE html><html><head lang="en"> <meta charset="UTF-8"> <title>div</title> <style> div.b{width:500px} div.b span{color:blue} div.b div{float: right} </style></head><body><div class="b"> <p>我是一个<span>被span包含的段落</span></p> <div> <p>我是在div里的div</p> </div></div></body></html><strong>*h1是块级元素的</strong>
是行内元素，我们可以把它比喻成袋子，它也没有实际语义也能用到很多地方，如果没有样式它在视觉上和 一样,能和其它元素在一行，它的内容有多大宽度就有多宽，不能再里面添加 <!DOCTYPE html><html><head lang="en"> <meta charset="UTF-8"> <title>span</title> <style> div.a span{color:red} </style></head><body><div class="a"> <ol> <li><span>2015.11.20</span>财务</li> <li>2015.11.20<span>人事</span></li> <li>2015.11.20销售</li> </ol> <ul> <li>我</li> <li><span>是</span></li> <li>谁</li> </ul></div></body></html><strong>*ol、li、ul是块级元素</strong>
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