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