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