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