CSS
.buttonbase(@bcolor:#ffffff,@border-radius:3px,@color:#FFFFFF){
//background: @bcolor;
background: -webkit-linear-gradient(@bcolor, darken(@bcolor,5%) 44%, darken(@bcolor,20%)) repeat scroll 0 0 transparent;
background: -moz-linear-gradient(@bcolor, darken(@bcolor,5%) 44%, darken(@bcolor,20%)) repeat scroll 0 0 transparent;
background: -ms-linear-gradient(@bcolor, darken(@bcolor,5%) 44%, darken(@bcolor,20%)) repeat scroll 0 0 transparent;
background: -o-linear-gradient(@bcolor, darken(@bcolor,5%) 44%, darken(@bcolor,20%)) repeat scroll 0 0 transparent;
border-color: darken(@bcolor,22%) darken(@bcolor,30%) darken(@bcolor,18%);
border-radius: @border-radius;
box-shadow: 0 1px 0 0 lighten(@bcolor,10%) inset, 0 1px 2px rgba(0, 0, 0, 0.2);
color:@color;
&:hover{
background: -webkit-linear-gradient(lighten(@bcolor,1%), darken(@bcolor,4.5%) 44%, darken(@bcolor,21%)) repeat scroll 0 0 transparent;
background: -moz-linear-gradient(lighten(@bcolor,1%), darken(@bcolor,4.5%) 44%, darken(@bcolor,21%)) repeat scroll 0 0 transparent;
background: -o-linear-gradient(lighten(@bcolor,1%), darken(@bcolor,4.5%) 44%, darken(@bcolor,21%)) repeat scroll 0 0 transparent;
background: -ms-linear-gradient(lighten(@bcolor,1%), darken(@bcolor,4.5%) 44%, darken(@bcolor,21%)) repeat scroll 0 0 transparent;
border: 1px solid darken(@bcolor,21%);
box-shadow: 0 1px 0 0 lighten(@bcolor,10%) inset, 0 1px 2px rgba(0, 0, 0, 0.3);
&:active{
background: -webkit-linear-gradient(@bcolor, darken(@bcolor,4.8%) 44%, darken(@bcolor,20.5%)) repeat scroll 0 0 transparent;
background: -moz-linear-gradient(@bcolor, darken(@bcolor,4.8%) 44%, darken(@bcolor,20.5%)) repeat scroll 0 0 transparent;
background: -ms-linear-gradient(@bcolor, darken(@bcolor,4.8%) 44%, darken(@bcolor,20.5%)) repeat scroll 0 0 transparent;
background: -o-linear-gradient(@bcolor,...