Element button pseudo-element :before generated with width auto box-sizing content-box z-index auto float none border-radius line-height normal display inline-block text-shadow -1px -1px 0px rgba(15,73,168,0.66) cursor pointer overflow visible position static padding 20px font-weight normal background font-size 16px margin 0px height auto border 1px #018dc4 solid box-shadow 2px 2px 2px rgba(0,0,0,0.2) transform transition