html, body {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
}

ul, li, h1, h2, h3, h4, h5, h6, p, figure {
    margin: 0px;
    padding: 0px;
    box-decoration-break: clone;
    -webkit-box-decoration-break: clone;
}

body div {
    box-sizing: border-box;
}

body div:focus {
    outline: none;
}

body img {
    /* 不能反白 */
    -webkit-user-select: none;
    -moz-user-select: none;
    -o-user-select: none;
    user-select: none;
    /* End */

    /* 禁止拖曳 */
    -webkit-user-drag: none;
    vertical-align: middle;
}

body a {
    text-decoration: none;
}

body ul {
    list-style: none;
}