.image-wrapper {
    position: relative;
    display: inline-block;
}

#remove_custom_image_button {
    -webkit-box-align: center;
    -ms-flex-align: center;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    height: 25px;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    position: absolute;
    right: 5px;
    top: 5px;
    width: 25px;
    border: solid 2px red;
	background-color: red;
    cursor: pointer;
}