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