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