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