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