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