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