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