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