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