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