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