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