Element block pseudo-class :active generated with transition cursor default padding 0px box-sizing content-box border-radius background status width 1em font-weight normal z-index auto float none font-size 16px position relative line-height normal display block border 0px rgba(0,0,0,1) solid transform margin 0px opacity 1 box-shadow 4em 0em 0px #1abc9c text-shadow overflow visible height 1em outline none