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