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