Element button pseudo-element :before generated with transition width auto position static float none text-shadow 0px 0px 9px rgba(20,255,20,0.7) height auto background display inline-block border-radius padding 20px font-size 16px margin 0px font-weight normal box-sizing content-box border 4px #018dc4 solid transform line-height normal box-shadow 2px 2px 2px rgba(0,0,0,0.2) z-index auto overflow visible cursor pointer