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