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