* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: auto;
}

ul,
li,
button,
input,
dl,
dt,
dd {
    list-style: none;
    outline-style: none;
    border: none;
}

a {
    text-decoration: none;
}

.clearfix:after {
    content: '';
    display: block;
    height: 0;
    clear: both;
    visibility: hidden;
}

@font-face {
    /* font-properties */
    font-family: SourceHanSansCN-Normal;
    src: url('../fonts/SourceHanSansCN-Normal.otf');
}

@font-face {
    /* font-properties */
    font-family: SourceHanSansCN-Light;
    src: url('../fonts/SourceHanSansCN-Light.otf');
}