Formatting tags

1. Break tag

html does not wrap, and needs
to achieve wrap

2, paragraph tag

For paragraph divisions and add a space before the segment and posterior segment
align a paragraph on its way to
the default content Left to Left
Right for the content of the right of abode
Center to center

3, the title tag

among them

maximum

Least

4, a plurality of spaces & nbsp source code will be combined into a