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