css padding auto center code example

Example 1: how to center an image element inside a block in css

img { display:block;
      margin-left: auto;
      margin-right:auto;
      }

Example 2: centering horizontally

div.center{display:block;margin:auto;width:50%;}
p.center{text-align:center;}

Example 3: align centre

.headerTwoDiv{
			margin:1% auto;
			margin-right: auto; margin-left: auto; width: 21%; 
			padding-top: 11px;
		}