.clearfix:after, .container:after { content: ''; display: block; overflow: hidden; visibility: hidden; width: 0; height: 0; clear: both; }

.clearfix, .container { zoom: 1; }

body { 
	background: #132d78;
}

div {
  display: block;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  width: 80%; 
  height: auto;
  margin-left: auto;
  margin-right: auto
}

img {
	width: 80%; 
    height: auto;
	display: block;
    margin-left: auto;
    margin-right: auto
	}