94];
              } else if (feature.properties.elevation >= 79.4 && feature.properties.elevation < 198.8) {
                return [58, 116, 138];
              } else if (feature.properties.elevation >= 198.8 && feature.properties.elevation < 318.1) {
                return [75, 154, 149];
              } else if (feature.properties.elevation >= 318.1 && feature.properties.elevation < 437.5) {
                return [94, 171, 139];
              } else if (feature.properties.elevation >= 437.5 && feature