Answers for "position image center center"

center an image horizontally and vertically

.center{
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

css center image

.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

center an image

<style type="text/css">
.centerImage
{
 text-align:center;
 display:block;
}
</style>