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