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