Div centered (horizontal, vertical)

 

A: Horizontal Align

************************************************** ********************************* 　　example of FIG.

Code :

< Div style = "text-align: center" > 
        < div style = "margin: Auto 0;" > 
            a: centered horizontally disposed outer Div; {text-align: center] 
            II: top and bottom margins arranged inner Div 0, the left and right margins calculated automatically; {margin: 0 auto;} 
        </ div > 
</ div >

 
II: vertically centered

 

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Reference Links: https://www.cnblogs.com/yugege/p/5246652.html