This article will introduce to you how to center a div horizontally and vertically on the screen. It has certain reference value. Friends in need can refer to it. I hope it will be helpful to everyone.

Recently when writing web pages, it is often necessary to display p in the center of the screen, so I recorded several common methods, which are relatively simple.
Simply add the

The following two Method to plant in the middle of the screen (horizontally centered and vertically centered)
Put the demonstration html code:

 
 
MAIN
 
 

• Method 1:

pUse absolute layout, set margin:auto;And set the values of top, left, right, and bottom to be equal, not necessarily all 0.

.main{ text-align: center; /*让p内部文字居中*/ background-color: #fff; border-radius: 20px; width: 300px; height: 350px; margin: auto; position: absolute; top: 0; left: 0; right: 0; bottom: 0; }

The effect is as shown:

• Method 2:
  It is still an absolute layout, let left and top both be 50%, which is in the horizontal direction Let the leftmost part of p be 50% away from the leftmost part of the screen, which is the same in the vertical direction, so use transform to translate 50% of its own width (height) to the left (upward), thus achieving the centering effect. The rendering is as follows Same as above.

.main{ text-align: center; background-color: #fff; border-radius: 20px; width: 300px; height: 350px; position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); }

• Method 3:
  For horizontal centering, you can use the simplesttag, but it is outdated. The usage is as follows:

123

This

123