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