a {
    text-decoration: none;
}

ul li {
    list-style: none;
}

img {
    width: 100%;
}

html,
body,
h1,
h2,
h4,
a,
ul,
li,
p,
button,
header,
nav,
section,
footer,
main {
    margin: 0;
    padding: 0;
    border: 0;
    font-family: Microsoft YaHei;
    font-weight: 400;
    font-size: 0;
}

input {
    outline-style: none;
    border-style: none;
}