https://purengom.com/2019/09/26/safari-13%ea%b3%bc-%eb%b8%8c%eb%9d%bc%ec%9a%b0%ec%a0%80-%ed%99%95%ec%9e%a5-%ed%94%84%eb%a1%9c%ea%b7%b8%eb%9e%a8-%ec%a0%95%ec%b1%85-%eb%b3%80%ea%b2%bd%ec%9d%b4-%ea%b0%80%ec%a0%b8%ec%98%a8-%ec%9c%84/