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