:root{--white:#fff;--black:#222;--font-family:-apple-system, blinkmacsystemfont, 'Segoe UI', roboto, 'Helvetica Neue', arial, sans-serif;--container-width:1230px;--container-padding:15px;--transition-fast:0.15s;--transition-base:0.3s;--transition-slow:0.5s;--popup-speed:0.5s}