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