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