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