Element block pseudo-class :active generated with margin 0px height auto position static box-sizing content-box line-height 1 padding 20px font-size 16px font-weight normal display block border-radius transform border 0px rgba(0,0,0,1) solid float none transition width 160px overflow hidden z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default box-shadow 1px 1px 1px rgba(90,90,90,1) background