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