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