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