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