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