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