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