@font-face {
  font-family: "Proxima Nova";
  /* 字体名称 */
  src: url(./proximanova-regular.woff2) format("woff2"),
  /* 字体文件路径和格式 */
}
body {
  font-family: "Proxima Nova", sans-serif;
  line-height: 1.2;
  font-weight: 400;
  margin: 0;
  padding: 0;
}