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