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