Element block pseudo-class :hover generated with z-index auto background padding 20px font-size 20px border-radius cursor default overflow hidden transition width 160px float none box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height 2 position static height auto border 1px rgba(0,0,0,1) solid font-weight normal text-shadow 1px 1px 1px rgba(140,140,140,1) box-sizing content-box margin 0px transform display block