Element button pseudo-element :before generated with transform display block float none position static opacity 1 outline none font-size 16px cursor default transition background box-sizing content-box text-shadow margin 0px border-radius border 1px rgba(0,145,0,0.55) solid padding 13px status overflow visible line-height normal height auto box-shadow 2px 2px 2px rgba(0,0,0,0.3) width auto font-weight bold z-index auto