Gradient Bright Green

background: #66FF00;
color: #48E100;
background: linear-gradient(to bottom, #66FF00 0%, #57F000 100%);
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #66FF00), color-stop(100%, #57F000));
background: -webkit-linear-gradient(top, #66FF00 0%, #57F000 100%);
background: -moz-linear-gradient(top, #66FF00 0%, #57F000 100%);
background: -o-linear-gradient(top, #66FF00 0%, #57F000 100%);
background: -ms-linear-gradient(top, #66FF00 0%, #57F000 100%);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#66FF00', endColorstr='#57F000', GradientType=0);
border: 1px solid #48E100;
text-shadow: 0 1px 0 #75FF0F;
-webkit-text-shadow: 0 1px 0 #75FF0F;
-moz-text-shadow: 0 1px 0 #75FF0F;
box-shadow: inset 0 1px 0 #75FF0F;
-webkit-box-shadow: inset 0 1px 0 #75FF0F;
-moz-box-shadow: inset 0 1px 0 #75FF0F;