/* 清除浏览器默认的css样式 */
body,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
li,
p {
    margin: 0;
    padding: 0;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
}

input,
button,
textarea {
    outline: none;
    border: none;
}

body {
    /* font-size: 0px; */
}