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