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