Element block pseudo-class :active generated with transform margin 0px height auto border 0px rgba(0,0,0,1) solid padding 20px font-size 16px width 160px box-shadow 1px 1px 1px rgba(0,0,0,0.3) cursor default display block font-weight normal float none position static border-radius box-sizing content-box z-index auto line-height 1 text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition overflow hidden background