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