Change image view background

@namespace url(http://www.w3.org/1999/xhtml);

@-moz-document regexp("((.*\\.(png|apng|jpg|jpeg|gif|tiff|bmp))|(^data:image\\/.*))(\\?([^#]*))?(#(.*))?") {



html > body {

  background-color: #EEF3FA !important;

}



html > body > img:only-child {

  box-shadow: none !important;

}



}