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