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