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