Mainly for low version of the browser

<! -- -- >Is HTML comment tags, the high version of the browser will identify <Style> Label is a style sheet,
and ignore HTML comment tags inside, can parse it,
low version of the browser and some don't identify <Style> Label, there will be to display the content of the style sheet on the page,
add comment tags, so that even if the low version of the browser does not recognize <Style> Tag,
will not put the inside of the content displayed on the page.


This concludes the body part