Element button pseudo-element :after generated with font-size 80px font-weight normal box-sizing content-box opacity 0.3 overflow visible text-shadow -1px -1px 1px rgb(255,255,255) transform padding 0px position static z-index auto cursor default background border-radius border 0px rgba(0,0,0,1) solid line-height normal outline none float none width auto display block margin 0px height auto box-shadow transition