.play-holder-01 {
    position: relative;
    width: 100%;
    max-width: 400px;
}

/* Make the image to responsive */
.play-image-01 {
    width: 100%;
    height: auto;
}

/* The icon inside the overlay is positioned in the middle vertically and horizontally */
.play-icon-01 {
    color: white;
    font-size: 100px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    text-align: center;
}