* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  /* font-family: "Noto Serif SC", serif; */
  font: 'Noto Sans JP', Arial, Verdana, 游ゴシック, YuGothic, 'ヒラギノ角ゴ ProN W3', 'Hiragino Kaku Gothic ProN', メイリオ, Meiryo, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

li {
  list-style: none;
}

a:link,
a:active,
a:visited {
  /*下划线和颜色*/
  text-decoration: none;
  color: #2c3e50;
  ;
}

body,
html {
  width: 100%;
}

/* 变成手 */
.pointer {
  cursor: pointer;
}