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