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