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