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