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