Element block pseudo-class :active generated with display block transition padding 20px cursor default line-height 3em background height 100% transform border 0px rgba(0,0,0,1) solid margin 0px overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 2em z-index auto border-radius font-weight normal float none box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px position static