The HTML Small Element () makes the text font size one size smaller (for example, from large to medium, or from small to x-small) down to the browser"s minimum font size. In HTML5, this element is repurposed to represent side-comments and small print, including copyright and legal text, independent of its styled presentation.
Q: 在一个结构良好的web网页里，多个h1标签会不利于SEO吗？
A: 不影响。
According to Matt Cutts (lead of Google"s webspam team and the de facto expert on these things), using multiple tags is fine, as long as you"re not abusing it (like sticking your whole page in an and using CSS to style it back to normal size). That would likely have no effect, and might trigger a penalty, as it looks spammy.
If you have multiple headings and it would be natural to use multiple "s, then go for it.
The HTML Element represents highlighted text, i.e., a run of text marked for reference purpose, due to its relevance in a particular context. For example it can be used in a page showing search results to highlight every instance of the searched for word.
摘要：部分问题与解答属性是否区分大小写不区分。对于行内元素，设置左右内边距，左右内边距将是可见的。而对于替换元素，则撑开了父元素。如下代码中文本的颜色是。
Tip：这是http://davidshariff.com/quiz/给出的web前端开发测试题,的CSS部分,我根据自己的理解给出的答案，欢迎拍砖，一起刷题==>Github 仓库地址。
Front End Web Developm...
