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