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