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