Element block pseudo-element :before generated with border 0px rgba(0,0,0,1) solid opacity 1 margin auto padding 20px box-shadow 1px 1px 1px rgba(123,173,224,1) box-sizing content-box position static font-size 16px width auto line-height 1 z-index auto outline none cursor default transform border-radius text-shadow background font-weight normal transition display block float none height auto overflow hidden