xpi/content/css/alt_alertboxfx44.css
@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
@-moz-document url(chrome://global/content/alerts/alert.xul) {
	#alertNotification {
	  padding: 0px !important;
	  padding-inline-start: 0px !important;
	  padding-inline-end: 0px !important;
	  background: linear-gradient(white, -moz-dialog 30px) !important;
	}

	#alertBox[hasBodyText] > #alertTextBox,
	#alertBox[hasOrigin] > #alertTitleBox {
	  border-bottom: 0px  !important;
	}

	#alertBox {
	  border: 1px solid threedshadow !important;
	  border-radius: 2px !important;
	  padding: 0 4px 4px 4px !important;
	  background: linear-gradient(white, -moz-dialog 30px) !important;
	}

	#alertBox[animate] {
	  animation-timing-function: unset !important;
	  animation-duration: 4s !important;
	}

	#alertBox[animate][clicked],
	#alertBox[animate][closing] {
	  animation-duration: 0.01s !important;
	}
	
	#alertBox[hasImage="true"] #alertImageBox #alertImage[src] {
	  max-height: 40px !important;
	  max-width: 40px !important;
	  margin: 5px !important;
	  margin-top: -20px !important;
	  margin-bottom: 0px !important;
	}

	#alertBox[hasImage="true"] .alertTitle {
	  -moz-margin-start: 50px !important;
	}

	#alertBox[hasImage="true"] #alertTextLabel {
	  -moz-margin-start: 7px !important;
	}
  
	#alertFooter {
      display: none !important;
	}
}