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