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