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