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