.button-primary.remove_image_button {
    background-image: linear-gradient(to bottom, #f1f1f1, #fff) !important;
    border-color: #ccc !important;
    color: red !important;
    box-shadow: none !important;
    width: auto !important;
}

.mce-media-listing-manager button span {
    padding-right: 20px !important;
}