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