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