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