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