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

@-moz-document domain("www.tumblr.com") {
	li[id^="post"][class*="is_mine"] {
		-moz-opacity:0.5 !important;
		opacity:0.5 !important;
		max-height:1em !important;
		overflow:hidden !important;
	}
	li[id^="post"][class*="is_mine"] img {
		display:none !important;
	}
	li[id^="post"][class*="is_mine"] blockquote {
		display:none !important;
	}
}