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