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