Element block pseudo-class :active generated with transform font-size 12px padding 3px box-sizing content-box float left border 1px rgba(140,140,140,1) solid width 250px margin 4px overflow visible cursor default height 0px text-shadow z-index auto display inline-block border-radius box-shadow 2px 2px 1px rgba(0,0,0,0.3) transition font-weight normal background position relative line-height 0