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