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