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