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