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