How to align iframe always in the center

Question

I have an iframe surrounded by div element and I am simply trying to position it always in the center. here is my jsfiddle effort : jsfiddle

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Answer 1

I think if you add margin: auto; to the div below it should work.

div#iframe-wrapper iframe {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    margin: auto;
    right: 100px;
    height: 100%;
    width: 100%;
}