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