*{padding: 0px;margin: 0px;box-sizing: border-box;}
a{text-decoration: none;list-style: none;color: unset;}
ul,ol{list-style: none;}
li{list-style: none;}
body{margin: 0 auto;overflow-x: hidden;background-color: white;width: 100%;font-family: MicrosoftYaHei,微软雅黑;}
img{max-width: 100%;max-height: 100%;}