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