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