Element button pseudo-element :before generated with line-height normal float none height auto position static margin 0px box-sizing content-box opacity 1 cursor pointer padding 20px box-shadow 4px 4px 4px rgba(0,0,0,0.2) width auto font-size 16px outline none overflow visible transition display inline-block border-radius transform text-shadow border 2px rgba(0,0,0,0.9) solid font-weight normal z-index auto background