.submit{
background-image: gradient( linear, left bottom, left top, color-stop(0, #36f), color-stop(1, #4b77fb) );        
background-image: -webkit-gradient( linear, left bottom, left top, color-stop(0, #36f), color-stop(1, #4b77fb) );
background-image: -moz-gradient( linear, left bottom, left top, color-stop(0, #36f), color-stop(1, #4b77fb) );
box-shadow: 0 1px 0 #3762dc inset, 0 1px 2px rgba(0, 0, 0, 0.5);
}
.submit:active{
background-image: gradient( linear, left bottom, left top, color-stop(0, #4b77fb), color-stop(1, #36f) );        
background-image: -webkit-gradient( linear, left bottom, left top, color-stop(0, #4b77fb), color-stop(1, #36f) );
background-image: -moz-gradient( linear, left bottom, left top, color-stop(0, #4b77fb), color-stop(1, #36f) );
box-shadow: 0 1px 0 #3762dc inset, 0 1px 2px rgba(0, 0, 0, 0.5);
}