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