blockquote,
body,
code,
dd,
div,
dl,
dt,
fieldset,
figure,
form,
h1,
h2,
h3,
h4,
h5,
h6,
input,
legend,
li,
ol,
p,
pre,
td,
textarea,
th,
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

html, body {
  width: 100%;
  height: 100%;
  font-size: 14px;
}

html {
  box-sizing: border-box;
  background: rgb(245, 246, 247);
}

#root {
  width: 100%;
  height: 100%;
}


/*
  媒体查询一定尺寸是响应式，超过这个尺寸就是固定宽度
*/