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