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