css属性书写顺序

建议遵循以下书写顺序
⑴布局定位属性：display | position | float | clear | visibility | overflow (建议display第一个书写)
⑵自身属性：width | height | maring | padding | bordor | background
⑶文本属性：color | font | text-decoration | text-align | vertical-align | white-space | break-word
⑷其他属性(css3)：content | cursor | border-radius | box-sadius | box-shadow | text-shadow | text-shadow | background:linear-gradent…