Gradient Green (RYB)

background: #66B032;
color: #489214;
background: linear-gradient(to bottom, #66B032 0%, #57A123 100%);
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #66B032), color-stop(100%, #57A123));
background: -webkit-linear-gradient(top, #66B032 0%, #57A123 100%);
background: -moz-linear-gradient(top, #66B032 0%, #57A123 100%);
background: -o-linear-gradient(top, #66B032 0%, #57A123 100%);
background: -ms-linear-gradient(top, #66B032 0%, #57A123 100%);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#66B032', endColorstr='#57A123', GradientType=0);
border: 1px solid #489214;
text-shadow: 0 1px 0 #75BF41;
-webkit-text-shadow: 0 1px 0 #75BF41;
-moz-text-shadow: 0 1px 0 #75BF41;
box-shadow: inset 0 1px 0 #75BF41;
-webkit-box-shadow: inset 0 1px 0 #75BF41;
-moz-box-shadow: inset 0 1px 0 #75BF41;