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