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