.stripes{--pattern-size:20px;--light-color:rgba(13,148,136,.85);--dark-color:#0d9488;background-image:repeating-linear-gradient(-45deg,#0d9488,#0d9488 10px,rgba(13,148,136,.85) 10px,rgba(13,148,136,.85) 20px);background-image:repeating-linear-gradient(-45deg,var(--dark-color),var(--dark-color) calc(var(--pattern-size)*.5),var(--light-color) calc(var(--pattern-size)*.5),var(--light-color) var(--pattern-size))}