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