This is basically a forked version of http://css3please.com/ stripped down and formatted the way I want it - meat and potatoes please.

css3-cross-browser-cheat-sheet.css

.box_round {
	 -webkit-border-radius: 12px;
          border-radius: 12px;
}

.box_shadow {
 	-webkit-box-shadow: 0px 0px 4px 0px #ffffff;
	box-shadow: 0px 0px 4px 0px #ffffff;
}

.box_transition {
	-webkit-transition: all 0.3s ease-out;
	-moz-transition: all 0.3s ease-out;
	-o-transition: all 0.3s ease-out;
	transition: all 0.3s ease-out;
}

.box_scale {
	-webkit-transform: scale(.95);
	-ms-transform: scale(.95);
	transform: scale(.95); 
}

.background_size {
	-webkit-background-size: 100% 100%;
	background-size: 100% 100%;
}

.opacity {
	-ms-filter: "progid:DXImageTransform.Microsoft.Alpha(Opacity=50)";
	filter: alpha(opacity=50);
	-moz-opacity: 0.5;
	-khtml-opacity: 0.5;
	opacity: 0.5;
}