Answers for "aligning image center to a html page"

html center image

/* Here is the CSS code! */
img {
  display: block;
  margin-left: auto;
  margin-right: auto;
}

html center image

<div class="verticalhorizontal">
    <img src="image.jpg" alt="centered image" />
</div>

<style>
.verticalhorizontal {
    display: table-cell;
    height: 300px;
    text-align: center;
    width: 300px;
    vertical-align: middle;
}
</style>