Element button pseudo-element :before generated with background width auto padding 20px float none font-weight normal height auto box-sizing content-box border 1px #b7b7b7 solid cursor default transition display inline-block font-size 16px overflow visible transform margin 0px text-shadow 1px 1px 0px rgba(255,255,255,0.66) box-shadow 2px 2px 2px rgba(0,0,0,0.2) position static border-radius z-index auto line-height normal